Vast Space is a private American aerospace company established in 2021, with headquarters in Long Beach, California. It focuses on developing artificial gravity space stations, with the goal of enabling long-term human habitation in space. Vast is currently developing Haven-1, a commercial space station scheduled to launch in 2025 aboard a SpaceX Falcon 9 rocket, and Haven-2, a proposed successor to the International Space Station (ISS). Key partners include SpaceX, and they are targeting customers such as NASA, commercial researchers, and private astronauts.
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Vast Space closed a $250 million funding round led by Andreessen Horowitz at a reported $5.5 billion valuation.
Vast, Starlab, and Orbital Reef have been building toward independent free-flying station architectures.
Vast, Axiom Space, Starlab, and Orbital Reef are the four active Commercial LEO Destinations developers affected by NASA’s Ignition framework.
Vast, Axiom Space, Starlab, and Orbital Reef are the four active Commercial LEO Destinations developers.
The inaugural Vast Satellite offering is a 15 kW-class bus targeting communications, Earth observation, national security, and orbital data center constellation operators.
Vast is accepting capacity reservations for the late-2027 inaugural mission.
The Haven Demo mission validated Vast’s core satellite technologies in orbit in 2025.
The Vast Satellite bus is targeting a late 2027 launch for an inaugural batch of 10 satellites.
Vast plans future variants of the satellite bus for medium Earth orbit, geostationary orbit, and lunar applications.
The 15 kW-class Vast Satellite bus has a five-year design life and a total mission delta-v of at least 1,640 feet per second.
Vast has announced a new line of high-power satellite buses called Vast Satellite.
Vast Satellite is built on technology developed for commercial space stations and expands Vast beyond habitation platforms into high-volume spacecraft production.
The Vast Satellite bus uses electric propulsion running on krypton at 10 kW and includes control moment gyroscopes and torque rods.
The 15 kW-class Vast Satellite bus is designed for low Earth orbit operations between 230 and 745 miles altitude.
The Vast Satellite bus uses two deployable rollout arrays to generate 15 kW of solar power and provides payload peak power exceeding 20 kW.
Vast Satellite draws from subsystems developed for the Haven-1 space station, including avionics, power, communications, propulsion, and flight software.
The Vast Satellite bus has a dry mass of approximately 1,543 pounds and a payload capacity exceeding 772 pounds.
Haven Demo was led by Jim Martz, Vast’s SVP of Special Projects.
Vast has secured its first sale for four satellites to a confidential customer, with an option for the customer to purchase up to 200 additional units.
Most of Vast’s satellite bus technology, including batteries, flight computers, sensors, flight software, and guidance, navigation, and control, has already been vertically integrated through the Haven-1 space station program.