Sierra Space @SierraSpaceCo Twitter profile

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Sierra Space

@SierraSpaceCo

6 months

Today, we are one step closer to enabling major breakthroughs in space as Dream Chaser Tenacity prepares for its journey to NASA Armstrong.

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Sierra Space

@SierraSpaceCo

2 years

The Dream Chaser spaceplane, Tenacity, is taking shape and will be the first vehicle in our Dream Chaser fleet of orbital vehicles. Making space more accessible one innovation at a time. #SierraSpace #DreamChaser #Tenacity #DreamsWorthChasing

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Sierra Space

@SierraSpaceCo

3 months

Today, the Sierra Space team has arrived at a profound milestone in our amazing journey - one of audacious dreaming and tenacious doing. We are now living in the Orbital Age.

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Sierra Space

@SierraSpaceCo

1 year

We build not for the few but for the many. We are dreamers, believers, and doers. We dream big, bold dreams. Are you ready? 2023.

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Sierra Space

@SierraSpaceCo

1 year

Sierra Space's Dream Chaser, Tenacity, is on track to become the first operational commercial spaceplane with a lifting body. Read more:

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Sierra Space

@SierraSpaceCo

2 years

And then there were two... #DreamsWorthChasing

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Sierra Space

@SierraSpaceCo

9 months

The rudder was the first flight control surface to be installed on Dream Chaser and consists of almost 100% titanium.

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Sierra Space

@SierraSpaceCo

2 months

Dream Chaser has arrived at NASA’s Armstrong In-Space Propulsion facility in Ohio for thermal vacuum testing. This will be its last testing phase in Ohio before it makes its way to @NASAKennedy in Florida.

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Sierra Space

@SierraSpaceCo

4 months

The full-scale UBP test unit reached 77 psi before it burst, which well exceeds (+27%) #NASA ’s recommended level of 60.8 psi (maximum operating pressure of 15.2 psi multiplied by a safety factor of four). Full video: @NASA_Marshall

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Sierra Space

@SierraSpaceCo

4 months

Sierra Space has achieved a major milestone in the development of the first commercial #space station. The first Ultimate Burst Pressure test of our full-scale LIFE structure at @NASA_Marshall exceeded #NASA 's recommended x4 safety levels by 27%.

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Sierra Space

@SierraSpaceCo

4 months

In 2023, we delivered our first Dream Chaser spaceplane and Shooting Star cargo module to NASA. Our team also reached key milestones in developing the first commercial space station. This is just the beginning. We are dreamers, believers, and doers. Here’s to 2024.

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Sierra Space

@SierraSpaceCo

1 month

Tenacity and its cargo module are currently undergoing thermal vacuum testing at NASA’s Armstrong Test Facility in Ohio. These tests are a crucial step in its journey towards the launchpad and for our mission to redefine the future of space commercialization.

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Sierra Space

@SierraSpaceCo

5 months

Following vibration testing, Dream Chaser will be moved to the propulsion facility for thermal vacuum testing to simulates the environment the spacecraft will encounter during its mission to the @Space_Station . NASA Blog:

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Sierra Space

@SierraSpaceCo

1 year

As Sierra Space prepares Dream Chaser for missions to the International Space Station in 2023, we move another step forward in realizing our team’s mission to build a platform in space to benefit life on Earth.

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Sierra Space

@SierraSpaceCo

3 months

The stage is set for the reveal of Dream Chaser in full launch configuration atop the world's largest vibration table at NASA's Armstrong Test Facility in Ohio. More to come. #NASA @NASAglenn @Space_Station

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Sierra Space

@SierraSpaceCo

2 months

Tenacity has successfully completed its first phase of environmental testing at NASA's Neil Armstrong Test Facility in Ohio. This critical phase of pre-flight testing included sine vibration testing, a separation shock test and wing deployment. Link:

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Sierra Space

@SierraSpaceCo

3 months

We are developing and testing “game changing softgoods expandable technology” that leverages the ability to “pack and compress” softgoods structures at launch, then deploy to utilize maximum volume for on orbit operations.

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Sierra Space

@SierraSpaceCo

6 months

“We have arrived at a profound milestone in both our company’s journey and our industry’s future,” said CEO Tom Vice. Tenacity, the first vehicle in the Dream Chaser fleet is complete, and will ship to NASA’s Neil Armstrong Test Facility in coming weeks.

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Sierra Space

@SierraSpaceCo

2 years

#DreamChaser is in advanced-stage development under a multibillion-dollar @NASA contract to perform cargo resupply missions to the @Space_Station . Dream Chaser has 3 variants leveraging flexible design & performance to address cargo, crewed or national security space needs.

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Sierra Space

@SierraSpaceCo

2 months

Dream Chaser, Reverence, is currently in production along with its Shooting Star cargo module at our Dream Factory in Colorado. This is the second spaceplane in our Dream Chaser fleet which will help carry cargo to the @Space_Station .

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Sierra Space

@SierraSpaceCo

8 months

This is the aft section of the first Dream Chaser spaceplane, where the fuel and helium tanks are located and where our cargo module will mate, helping Dream Chaser carry 12,000lbs of cargo.

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Sierra Space

@SierraSpaceCo

4 months

We build not for the few, but for the many.

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Sierra Space

@SierraSpaceCo

2 years

It's the only commercial runway capable spaceplane, and we're readying to take flight. Get to know our multi-mission spaceplane, the Dream Chaser®. Learn more: #DreamChaser #SierraSpace

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Sierra Space

@SierraSpaceCo

3 years

We’re celebrating National Aviation Day with the Dream Chaser® spaceplane! While an astronaut can pilot Dream Chaser, our spaceplane doesn’t actually need a pilot. Learn how it’ll take flight during its first mission to the @Space_Station next year

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Sierra Space

@SierraSpaceCo

6 months

Our team is preparing for the biggest-ever "burst test" of our inflatable, expandable space station technology at @NASA_Marshall in Dec. 2023. This will be a significant milestone for Orbital Reef, in co-development with @BlueOrigin . Link:

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Sierra Space

@SierraSpaceCo

2 years

Wishing everyone a safe and happy 4th of July from the team at Sierra Space.

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Sierra Space

@SierraSpaceCo

3 months

“The last several years have required an enormous amount of tenacity by our team and no other name would have been more appropriate for our first Dream Chaser spaceplane.” – Sierra Space CEO Tom Vice. Watch Tenacity's journey:

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Sierra Space

@SierraSpaceCo

2 years

I spy with my little eye a Dream Chaser spaceplane looking good enough to fly! Our full-scale Dream Chaser model is now officially ready to make the drive to #CES2022 . Stay tuned for trip updates! #DreamChaser #SierraSpace

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Sierra Space

@SierraSpaceCo

5 months

The full-scale LIFE Habitat test article stands at 20.5 feet tall and is constructed of high-strength "softgoods" materials with a diameter of 27 feet when pressurized. It's supported by a 100,000 lb test core and stand for the upcoming ultimate burst pressure test.

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Sierra Space

@SierraSpaceCo

28 days

The Sierra Space team has successfully tested our new logistics spacecraft. In just 90 minutes from call-up to deployment, our new Sierra Space Ghost technology will redefine how critical defense supplies are delivered across the globe. Press Release:

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Sierra Space

@SierraSpaceCo

5 months

Dream Chaser Tenacity is at NASA's Neil Armstrong Test Facility and set to be vertically stacked in launch configuration with Shooting Star. The two vehicles will soon be subjected to the extreme conditions of launch vibrations.

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Sierra Space

@SierraSpaceCo

1 year

Sierra Space has successfully completed its second sub-scale Ultimate Burst Pressure (UBP) test and is the only active commercial space company to successfully meet multiple UBP trials. Press Release: #Space #Engineering

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Sierra Space

@SierraSpaceCo

6 months

We build not for the few but for the many. We are dreamers, believers, and doers. Video:

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Sierra Space

@SierraSpaceCo

3 months

Dream Chaser’s journey has been meticulously documented over the last few years to create a time-lapse consisting of over 1 million still images. Our team is proud to share this journey as we prepare for launch this year. View the full video:

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Sierra Space

@SierraSpaceCo

4 months

The countdown clock has already started as our mission control team prepares for Dream Chaser's first mission to the @Space_Station this year. Video:

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Sierra Space

@SierraSpaceCo

5 months

Our team looks forward to sharing recent test results, as we continue developing the first commercial space station.

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Sierra Space

@SierraSpaceCo

1 year

Sierra Space has completed its third successful test of its inflatable LIFE Habitat. This latest assessment called an Accelerated Systematic Creep Test, exceeded #NASA certification requirements in Duration Test for Extended Human Missions. Press Release:

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Sierra Space

@SierraSpaceCo

1 year

Emboldened by our resolve, our team is pouring incredible skill and dedication into preparing the first Dream Chaser spaceplane, appropriately named “Tenacity,” for its unshakable mission: to make #space available to all.

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Sierra Space

@SierraSpaceCo

6 months

Dream Chaser’s forward down thrusters will experience some of the hottest temperatures on reentry. Shown with the thermal protection system carrier plate, the thruster nozzles help guide Dream Chaser for docking with the @Space_Station .

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Sierra Space

@SierraSpaceCo

5 months

Our team is finalizing preparations for the first ever, full-scale ultimate burst pressure test of our LIFE habitat this month at @NASA_Marshall . The test article has two metallic blanking plates to support windows and are specifically designed for maximum performance.

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Sierra Space

@SierraSpaceCo

2 months

At @NASA 's In-Space Propulsion Facility in Ohio, Dream Chaser will be exposed to low ambient pressures, low-background temperatures, and replicated dynamic solar heating, to simulate the environment the spacecraft will encounter during its first mission to the @Space_Station .

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Sierra Space

@SierraSpaceCo

8 months

Learn how Dream Chaser flies from launch to landing for its upcoming #NASA CRS-2 mission to resupply the @Space_Station . With its unique design, Dream Chaser incurs a 1.5g re-entry before landing at #NASA ’s Shuttle Landing Facility. Link:

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Sierra Space

@SierraSpaceCo

8 months

In January our team completed a performance test, swinging the Dream Chaser spaceplane's rudder through its full 60 degree rotation. The rudder which provides stability during re-entry can rotate 30 degrees to the left and to the right. Link:

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Sierra Space

@SierraSpaceCo

7 months

To help understand the Dream Chaser® spaceplane’s hypersonic aerodynamics before our ETA test flight in 2017, this 6% stainless steel scale model was tested at speeds up to Mach 14. The test included the use of rudder and wing actuation.

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Sierra Space

@SierraSpaceCo

5 months

Our team is gearing up for the first-ever, full-scale LIFE Ultimate Burst Pressure (UBP). Today, the team at @NASA_Marshall is utilizing the legendary #NASA KAMAG transporter tractor to deliver the test article to a secure location on Redstone Arsenal.

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Sierra Space

@SierraSpaceCo

2 years

We are proud to announce today a record $1.4B Series A investment of primary capital. This investment accelerates our vision of enabling humanity to build civilizations in space, while enhancing life on Earth. See full details here:

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Sierra Space

@SierraSpaceCo

8 months

Sierra Space is dedicated to ushering in the next era of space exploration with its revolutionary fleet of Dream Chaser spaceplanes. Under the #NASA CRS2 contract, the fleet (including Tenacity) will provide a minimum of seven uncrewed cargo service missions to and from the ISS.

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Sierra Space

@SierraSpaceCo

6 months

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Sierra Space

@SierraSpaceCo

6 months

Sierra Space has successfully completed it's first mission Flight Operations Review at @NASA_Johnson . The week-long review was a culmination of intensive effort in preparation for Dream Chaser's mission to the @Space_Station . Link:

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Sierra Space

@SierraSpaceCo

2 years

Our mission isn’t restricted to solely a few. Instead, we see a future where all people can choose to live, work, discover, and explore beyond our planet. 🌎

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Sierra Space

@SierraSpaceCo

3 months

When #LEGO Benny isn’t building a spaceship, he’s spending time at our Dream Factory to learn how the Dream Chaser spaceplane is made. Happy #NationalLEGODay ! @LEGO_Group

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Sierra Space

@SierraSpaceCo

25 days

In anticipation of our inaugural launch later this year, we are proud to reveal our first mission patch. Store:

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Sierra Space

@SierraSpaceCo

1 year

We have successfully performed a month-long Creep test on LIFE, demonstrating the design has a predicted life far greater than 60 years. Thanks to a Space Act Agreement with #NASA , we will expand our collaborative environment with @NASA_Marshall .

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Sierra Space

@SierraSpaceCo

1 year

Attaching tiles to Dream Chaser, Tenacity, is a highly intricate process. Do you know why both black and white tiles are used?

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Sierra Space

@SierraSpaceCo

5 months

LIFE is constructed of high-strength "softgoods" materials, which become rigid when pressurized. The test article stands at 20.5 feet tall, with a diameter of 27 feet and internal volume of 10,000 cubic feet. For the UBP test, it is supported by a 100,000 lb test core and stand.

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Sierra Space

@SierraSpaceCo

2 years

Today we launch our “Dreams Worth Chasing™” campaign. We honor those who have the courage to dream big dreams, the tenacity to chase their dreams even when others say it can’t be done, and those who achieved their dreams - changing everything. Release:

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Sierra Space

@SierraSpaceCo

11 months

Sierra Space has been awarded a Space Act Agreement (SAA) by @NASA under the second Collaborations for Commercial Space Capabilities (CCSC-2) initiative. Press Release:

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Sierra Space

@SierraSpaceCo

7 months

Dream Chaser's Thermal Protection System (TPS) tiles are unique in design and differ in size, shape, thickness and density. The difference between the black and white tiles is an additive to the outer glass coating that helps to balance the heat absorbed.

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Sierra Space

@SierraSpaceCo

6 months

Sierra Space and #NASA have successfully completed a joint thermal vacuum demonstration test at NASA's Neil Armstrong Test Facility in Sandusky, Ohio. This test was performed in preparation for integrated Dream Chaser spacecraft environmental tests, planned later this year.

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Sierra Space

@SierraSpaceCo

2 years

The Dream Chaser® spaceplane—the first space utility vehicle to be compatible with commercial runways. Learn more: #SierraSpace #DreamChaser #Spaceplane

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Sierra Space

@SierraSpaceCo

3 months

After spending three years on Mars, #NASA 's Ingenuity helicopter mission has come to an end. Sierra Space is proud to have provided more than 75 mechanisms for the #Mars Perseverance program. Our team looks forward to supporting the next historic journey. #ThanksIngenuity

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Sierra Space

@SierraSpaceCo

5 months

Today we celebrate the Wright Brothers' first flight and the birth of aviation, which transcended the boundaries of our atmosphere. Our team is driven by the same passion, as we look to make space exploration more accessible than ever. Wings are Back.

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Sierra Space

@SierraSpaceCo

7 months

Sierra Space gave @NASASpaceflight an inside look at the thermal protection system (TPS) tasked with protecting Dream Chaser, which is covered with more than two thousand individual tiles. Read more:

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Sierra Space

@SierraSpaceCo

4 months

Sierra Space is developing the next generation hybrid life support systems to support long-duration missions. Astro Garden is a large-scale vegetable production system that will provide crew with fresh food and deliver an alternate means to augment life support functions.

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Sierra Space

@SierraSpaceCo

3 months

In place of a nose wheel, Tenacity uses a skid plate. This helps maximize cargo space and reduce the complexity of the system, while maintaining safety.

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Sierra Space

@SierraSpaceCo

2 years

The force is strong with this one... Capable of landing on any commercial runway in the galaxy. #MayThe4thBeWithYou #StarWarsDay

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Sierra Space

@SierraSpaceCo

19 days

The stage is set! Our team has been working around the clock to prepare for Dream Chaser Tenacity's arrival at @NASAKennedy , offloading four semi-tractor trailers of support equipment inside the Space Station Processing Facility (SSPF).

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Sierra Space

@SierraSpaceCo

2 years

#DreamChaser can deliver up to 5,500kg cargo or carry 6 astronauts! “The Dream Chaser spaceplane is hands-down the best way home. A runway landing is the optimum solution for both humans & science.” - Dr. Janet Kavandi, former three-time NASA astronaut & Sierra Space president

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Sierra Space

@SierraSpaceCo

7 months

Sierra Space has closed a $290 million Series B funding round, bringing the total capital raised to $1.7 billion, the largest ever by a commercial space company over the combined Series A and B rounds, elevating Sierra Space's valuation to $5.3 billion.

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Sierra Space

@SierraSpaceCo

7 months

We remain committed to @OrbitalReef and to the success of @NASA ’s Commercial LEO Destinations (CLD) program. We look forward to the continued milestone progress on the Orbital Reef program and our next successful testing campaign for softgoods space station technology.

Blue Origin

@blueorigin

7 months

We’re fully committed to working with NASA to ensure a continued human presence in low Earth orbit. @SierraSpaceCo is a big part of this effort and continues to provide deliverables for our NASA CLD Phase 1 contract. We’re all in on CLD Phase 2.

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Sierra Space

@SierraSpaceCo

3 years

Sierra Space & @GeneralAtomics will develop & demonstrate an on-orbit Nuclear Thermal Propulsion system for @DARPA ’s program called Demonstration Rocket for Agile Cislunar Operations (DRACO).

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Sierra Space

@SierraSpaceCo

2 years

Sierra Space and @blueorigin have successfully completed the @OrbitalReef space station system definition review with NASA and advance to the design phase. Link: #SierraSpace #BlueOrigin #OrbitalReef #NASA

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Sierra Space

@SierraSpaceCo

6 months

Sierra Space has successfully tested a new 5,500 lbf hypergolic rocket engine allowing for precise control and maneuverability. The VRM5500-H engine uses a highly innovative burner designed and developed by @agile_space . Press Release:

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Sierra Space

@SierraSpaceCo

5 months

Environmental testing has begun for the Shooting Star cargo module, which recently arrived at NASA's Neil Armstrong Test Facility in Ohio. The spacecraft is undergoing comprehensive testing as it's readied for its inaugural mission to resupply the ISS.

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Sierra Space

@SierraSpaceCo

3 months

Our team's groundbreaking milestone is just the beginning as we push the limits of technology to develop the world's first commercial #spacestation . In the coming years, we will test designs that could surpass the size of the ISS in a single launch.

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Sierra Space

@SierraSpaceCo

2 years

We are pleased to have @Bridgestone join the collaboration between @TeledyneBrown , @NissanUSA , @Textron and @SierraSpaceCo to develop a crewed Lunar Terrain Vehicle for @NASA to support future exploration on the moon. #NASA #Moon #SpaceExploration #IAC2022 #IAC22

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Sierra Space

@SierraSpaceCo

2 years

Sierra Space is building the next generation of space transportation systems, in-space infrastructure & destinations that will enable humanity to build & sustain thriving civilizations beyond Earth. Imagine what’s next with us at #CES2022 booth CP-13. #DreamChaser #LIFEhab

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Sierra Space

@SierraSpaceCo

3 months

Yesterday, our team welcomed members of the news media to see Dream Chaser stacked in launch configuration for the first time at NASA's Neil Armstrong Test Facility. The spaceplane is loaded on the world's largest shake table and being exposed to launch-like vibrations.

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Sierra Space

@SierraSpaceCo

1 year

Wishing everyone a wonderful holiday season from Sierra Space.

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Sierra Space

@SierraSpaceCo

10 months

More than a decade ago we bid farewell to an icon of spaceflight. On July 21, 2011, the last space shuttle mission landed at @NASAKennedy . We are dedicated to bringing the runway back to life with Dream Chaser, for the future of space exploration.

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Sierra Space

@SierraSpaceCo

2 years

Sierra Space and @Spaceport_NM announced today the signing of a new Memorandum of Understanding (MOU). The agreement adds the world-class NM spaceport to a portfolio of potential global landing sites for the Dream Chaser® spaceplane. Link:

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Sierra Space

@SierraSpaceCo

6 months

Our team proud to inspire the next generation of scientists, engineers, and space enthusiasts as we encourage young professionals to pursue careers that will help shape the future of #space . Today, we celebrate National STEM/STEAM Day.

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Sierra Space

@SierraSpaceCo

2 years

Sierra Space will be creating the world’s first fully integrated commercial human spaceflight center and astronaut training academy, led by Dr. @JanetKavandi . Press Release:

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Sierra Space

@SierraSpaceCo

4 months

Sierra Space has been awarded a $740M prime contract by @SemperCitiusSDA to build 18 missile warning and tracking satellites for national security, growing the company's backlog to $1.3B for classified programs. Press Release:

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Sierra Space

@SierraSpaceCo

8 months

Our team successfully completed a fifth, sub-scale test of the revolutionary LIFE habitat at @NASA_Marshall . This test article included a blanking plate and allows the team to move onto full-scale testing of the LIFE product line development. Link:

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Sierra Space

@SierraSpaceCo

5 months

Our team has completed the first ever, full-scale ultimate burst pressure test for our commercial space station at @NASA_Marshall . We look forward to sharing more in January 2024. YouTube:

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Sierra Space

@SierraSpaceCo

3 months

Our first full-scale ultimate burst pressure test exceeded #NASA 's recommended x4 safety levels by 27%. This year our team will conduct additional structural tests of our pressure shell as we continue to develop the world’s first commercial space station.

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@SierraSpaceCo

1 year

Inside the low bay of the Space Station Processing Facility at @NASAKennedy in FL, workers assisted as the Dream Chaser pressure test article was lowered by crane for its move into the high bay on June 3, 2020. Credit: #NASA #SierraSpaceHistory #Space #Florida

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@SierraSpaceCo

4 months

Sierra Space has been recognized in Built In's 2024 Best Places to Work Awards, highlighting the 100 Best Large Places to Work in Colorado. The awards program honors companies that offer the best compensation packages, total rewards and culture programs.

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Sierra Space

@SierraSpaceCo

2 years

Space. The final frontier. And also, a place where anybody can go. Out of 7.9 billion people on Earth, there are only 14 living and working in space. We're going to change all that. This is the dream that we had when we launched #SierraSpace , after all, space is for everyone.

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@SierraSpaceCo

4 months

Congratulations to the entire @ulalaunch team on the successful liftoff of their #VulcanRocket for the #Cert1 mission. We look forward to working with @ulalaunch for the launch of Dream Chaser, Tenacity on #Cert2 .

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@SierraSpaceCo

5 months

Sierra Space has secured a contract by @DARPA for the 10-year Lunar Architecture capability study. This study intends to integrating oxygen extraction, electrical storage and hydrogen-oxygen engine technology into an architecture on the Moon's surface.

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@SierraSpaceCo

1 year

Dream Chaser wouldn’t be on the verge of changing our relationship with #space without hard work and dedication. Learn how the spaceplane’s pivotal 2017 test flight, set us on the path to achieve our goal of opening low-Earth orbit to everyone:

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@SierraSpaceCo

2 years

At Sierra Space the countdown clock has already started. Preparing for the actual moment - go for launch. This is mission control. Video: #DreamChaser #Space #Video

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Sierra Space

@SierraSpaceCo

1 year

Sierra Space hosted its first-ever official Dream Chaser training for astronauts, Jasmin Moghbeli ( @NASA ) and Satoshi Furukawa ( @JAXA_en ), of the upcoming #SpaceX Crew-7 mission to the @Space_Station . Press Release:

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Sierra Space

@SierraSpaceCo

7 months

Sierra Space is a leading, pureplay commercial space company at the forefront of innovation and the commercialization of space in the Orbital Age™, building an end-to-end business and technology platform in space to benefit life on Earth. Video:

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@SierraSpaceCo

2 years

Some may say that our dreams of inhabiting #space are audacious but we’ve never shied away from a challenge. We will open space up to millions of people to explore, discover, and learn. Our Purpose:

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Sierra Space

@SierraSpaceCo

2 years

She’s got her bags packed & ready to go! Our full-scale Dream Chaser spaceplane model has officially begun the road trip to Las Vegas for #CES2022 . We’re excited to make our big debut @CES Jan. 5th! #DreamChaser #SierraSpace

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Sierra Space

@SierraSpaceCo

2 years

Explore what the #OrbitalReef space station will look & feel like at #CES2022 . #SierraSpace #BlueOrigin #LEOecosystem #AddressinOrbit #BusinessoftheFuture

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Sierra Space

@SierraSpaceCo

2 years

This investment will also support development of our Large Integrated Flexible Environment (LIFE) Habitat, a modular, 3-story habitation, business & science platform. #DreamChaser & LIFE are critical components of the #OrbitalReef space station.

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