Haven-1
The world's first commercial space station
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Haven-1, targeted to launch in 2027, is a state-of-the-art, human-centric space station, home to an innovation lab for both private astronauts and government missions.
Haven-1, targeted to launch in 2027, is a state-of-the-art, human-centric space station, home to an innovation lab for both private astronauts and government missions.
Haven-1
Features
Haven-1
HAVEN-1
Launching 2027
crew:
Diameter:
height:
HABITABLE VOLUME:
PRESSURIZED VOLUME:
mass:
Power:
orbit:
4
4.4 m
10.1 m
45 m³
80 m³
14,600 kg
13,200 w
51.6°, 425 km
Haven-1
Experience the interior of Haven-1
Haven-1 hardware development progress
Haven-1 integration begins
January 20, 2026
Haven-1 advances into the first phase of integration.
Full scale life support testing for Haven-1
January 30, 2026
Our team is testing in-house life support systems in our life support testing module at Vast HQ. These systems will help astronauts breathe safely and live comfortably on Haven-1.
Haven-1 deployable solar array wings
January 9, 2026
The twelve deployable solar array wings for Haven-1 (flight units) are undergoing acceptance inspection at Vast HQ.
Simulating station operations
December 22, 2025
Simulating station operations on the ground ahead of flight is fundamental to how we build hardware for Haven-1. Earlier this month, we tested Impulse Space’s Saiph Thruster using our multi thruster vacuum test stand.
Haven-1 docking adapter fit check
December 3, 2025
In October, we successfully completed the fit check for the fully-tested passive docking hardware for Haven-1.
Mission Success
November 2, 2025
Haven Demo achieved mission success after deploying from the Bandwagon-4 rideshare mission. The spacecraft captured 4K video of its solar array deployment and is now power positive.
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The next phase of Haven-1
October 29, 2025
The flight primary structure has returned to Vast headquarters in Long Beach, CA for the final weld inspections and integration.
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Pressure and load testing complete
October 29, 2025
The Haven-1 primary structure, including the hatch and domed window, has completed pressure and load acceptance testing in
Mojave, CA.
The Haven-1 qualification and flight article
October 13, 2025
Two Haven-1 primary structures, the qualification and flight article, side by side at Vast headquarters in Long Beach, California. Both built in-house.
The Haven-1 flight article painting is complete
October 10, 2025
The Haven-1 flight article has been painted. Next, key components including the hatch and domed window will be integrated ahead of pressure and load testing in Mojave, CA.
Haven-1: American-made
October 8, 2025
The Haven-1 primary structure is the first space station flight article to be built in the U.S. in over 20 years. It is the third major structure Vast has completed in two years.
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Haven-1 Progress
September 27, 2025
We have made significant progress with Haven-1: from building and testing Haven Demo, to completing testing on Haven-1’s primary structure qualification article.
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Haven-1: Fully welded
September 17, 2025
Haven-1 is now fully welded and will soon begin testing ahead of integration.
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Haven-1 Fans
September 5, 2025
We are testing the fans that will ventilate Haven-1, circulating fresh air for the crew, supporting environmental systems, and cooling payloads throughout the station.
Electromagnetic Compatibility testing Haven Demo
August 1, 2025
Haven Demo is undergoing electromagnetic compatibility (EMC) testing to ensure all onboard avionics are protected from signal interference during integration, transport, launch, and spaceflight.
Power Distribution Unit qualification
July 11, 2025
The final qualification on the Power Distribution Unit (PDU) is underway. The PDU distributes battery and solar power to avionics, propulsion, and communication systems that control Haven Demo’s satellite.
Thermal Vacuum Chamber simulation
July 2, 2025
Haven Demo has moved into the Thermal Vacuum chamber (TVAC) to simulate the extreme temperatures and vacuum conditions of space, preparing us for Haven Demo being in-orbit.
Haven Demo fully integrated at Vast headquarters
May 27, 2025
Haven Demo, our in orbit testbed for critical systems that will fly on Haven-1, is now fully integrated and undergoing vibration testing at our headquarters in Long Beach, CA.
Thermal Pump Tray Assembly development simulation
May 23, 2025
Before welding flight hardware for Haven-1, we use a development simulator for the Thermal Pump Tray assembly. The simulation verifies that our welding approach is repeatable, reliable, and safe.
Domed window outdoor testing
May 20, 2025
To evaluate the performance of our Haven-1 domed window, the team conducted nighttime star photography tests. We evaluated camera views through the window and tested our ability to capture images from inside Haven-1.
CMG V3
May 01, 2025
A control moment gyroscope (CMG) is a device that maintains a spacecraft’s attitude in space. Haven-1 will fly with six Vast CMGs working together, each containing a fast-spinning flywheel mounted on a gimbal.
Domed window kick test
April 25, 2025
Haven-1’s domed window will enable the crew to observe and photograph the Earth and space. This test fixture is critical to confirming the window’s strength and ensuring crew safety in space. Each test kick simulates hundreds of pounds of force, mimicking accidental bumps from astronauts inside the station.
Haven-1 cold plates
March 24, 2025
These additively manufactured cold plates are used to directly conduct heat away from avionics components into our thermal control fluid. These are the first batch of cold plates we will fly on Haven-1.
Haven-1 Progress
March 19, 2025
Watch a compilation of our latest hardware progress for Haven-1, targeted to launch May 2026.
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Machining flight panels in-house
March 13, 2025
We're machining Haven-1's flight panels in-house, leveraging vertical integration for speed and efficiency.
Haven-1 flight design: First weld
March 04, 2025
The first aluminum barrel of Haven-1 has been rolled and welded, bringing the station another step closer to flight.
Haven-1 hatch: Pressure plate
February 28, 2025
The flight design pressure plate of the Haven-1 hatch is now ready for inspection. The hatch serves as the crew's entry point, featuring redundant pressure seals and built-in shielding to protect the station from micrometeoroids and orbital debris while in space.
Solar array electroluminescence test
February 13, 2025
Haven-1 solar arrays use triple-junction solar cells to capture a broad range of light wavelengths from the sun to help power our systems while in space. We perform electroluminescence (EL) tests to test their viability, applying currents to the cells to emit light at known wavelengths.
Trace contaminant control system
February 27, 2025
Testing is underway at the NASA Marshall Space Flight Center for Haven-1’s trace containment control system. Over the next month, we will continue validating the system’s ability to remove the toxic pollutants introduced by the crew and equipment, ensuring clean air for all missions.
The Haven-1 Primary Structure
Jan 17, 2025
The Haven-1 primary structure qualification article is the first space station structure to be manufactured in the United States in two decades.
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Primary structure hatch
January 09, 2025
The hatch has been installed on our primary qualification unit, thoroughly inspected, and is now ready for testing. Principal Engineer Brian Landis conducts a final review before the unit heads to Mojave for pressure and load testing.
Haven-1 primary structure qualification article final weld
December 10, 2024
Haven-1’s primary structure unit has officially received its final weld. The unit is now ready for painting and window and hatch integration, before it will be shipped to our Mojave, CA site for testing.
Micrometeoroid orbital debris (MMOD) shielding
December 09, 2024
Micrometeoroids and orbital debris (MMOD) flying at hypervelocity speeds in space can pose a serious threat to spacecraft. For Haven-1, we are building a shield that will cover the entire station to protect against these types of impacts.
Haven-1 wet trash tanks
December 09, 2024
Haven-1 is equipped with eight of these specialized trash tanks, each holding up to five days of wet waste to accommodate a crew of four. Once full, the tanks are sealed and vented to a vacuum to prevent odor build-up.
Haven-1 forward bulkheads
November 27, 2024
Forward bulkheads for Haven-1 are designed and manufactured in-house.
Haven-1 domed window
November 26, 2024
Haven-1's 1.1 m domed window is optimized for the crew to have an expansive, 180-degree view of space.
Haven-1 Qualification Primary structure--Final stage of welding
November 13, 2024
Our Haven-1 qualification primary structure in its final stage of welding at our HQ facility in Long Beach, CA.
Front frustum of Haven-1 qualification primary structure
November 13, 2024
The forward frustum section of Haven-1’s qualification primary structure in its final stage of welding at our HQ facility.
Haven-1 qualification primary structure, final weld
November 13, 2024
Our Haven-1 qualification primary structure in its final stage of welding at our HQ facility.
Oxygen system trays for Haven-1
November 06, 2024
Haven-1’s oxygen tube valve system is designed to replenish the oxygen inside Haven-1 every time astronauts breathe, and efficiently metabolize the oxygen to CO2.
Deployable Solar Arrays for Haven-1
January 28, 2025
Haven-1’s deployable solar panels, provided by Spanish manufacturer DHV Technology. Each solar panel is capable of producing 1.1 kilowatts (kW) of power, for a total peak power of 13.2 kW across the station.
Pathfinder Hatch
September 17, 2024
The completed Pathfinder hatch. The hatch serves as the entry point to the station.
Domed Window
September 09, 2024
The completed domed window for Haven-1, featuring micrometeoroid and orbital debris (MMOD) shielding.
Control moment gyroscopes
March 29, 2024
Haven-1 will fly with six control moment gyroscopes (CMG) for attitude control. Each Vast-designed CMG consists of a fast-spinning flywheel mounted on an articulated gimbal.
Battery modules
March 29, 2024
Our battery packs for Haven Demo and Haven-1 are assembled in-house. From cell screening to pack assembly and testing, we ensure they meet the highest standards of safety and performance.
Solenoid Valve Assembly
March 07, 2024
The valves for Haven-1 are designed to meter oxygen and nitrox gases into the cabin environment.
Inside the Pathfinder article
April 21, 2024
The Pathfinder article is nearing completion. We started manufacturing the article in November 2023, using it as the basis to establish the necessary tooling, team, and processes for Haven-1.
Haven-1 Primary Structure Pathfinder
May 22, 2024
The completed Haven-1 primary structure Pathfinder, which was critical to proving our capacity to build all the critical geometries, transitions, and interfaces required for Haven-1.
See the manufacturing and testing process of Haven-1, the world's first commercial space station.
Haven-1 missions
Four crew members will embark on a two-week journey to Haven-1 aboard a SpaceX Dragon spacecraft. The mission will include opportunities to conduct advanced science, research, development, and in-space manufacturing.
Government astronaut missions
Government astronaut missions
Flight opportunities for U.S. and sovereign astronauts
Unparalleled microgravity innovation laboratory
Partner opportunities for local industry
Private astronaut missions
Private astronaut missions
Join a two-week mission to space
Experience the most capable human-centric space habitat
Contribute to science that benefits Earth and future space exploration
Payload missions
Payload missions
Conduct research and in-space manufacturing
Always-on data and video monitoring
Includes both crewed and autonomous operations
Haven-1 Lab
Our state-of-the-art payload laboratory enables innovation in microgravity research, development, and manufacturing opportunities.
More about Haven-1
Haven-1 announcement with SpaceX
Read now
Vast releases Haven-1 VR app
Learn more
Haven-1 user guide
Download