The space startup class of 2021
13 companies in the directory were founded in 2021, across logistics, space power & energy, habitats and more, with $931.7M in disclosed funding between them. With hindsight: 13 still active.
Impulse Space Mira and Helios orbital transfer vehicles, founded by SpaceX employee number one
The Exploration Company Nyx, a reusable and refuelable capsule for cargo and eventually crew
Portal Space Systems Supernova, a solar-thermal spacecraft built for rapid maneuvers across orbits
Inversion Space Arc reentry vehicles delivering cargo from orbit to anywhere on Earth in under an hour
Reflect Orbital Orbital mirrors selling sunlight after dark to solar farms below
Gravitics Space station modules and orbital carriers built like products, not projects
AIRMO Satellite constellation measuring methane and greenhouse gas emissions in near real time
Array Labs Formation-flying radar satellites building 3D maps of the entire planet
Atmos Space Cargo Phoenix reentry capsules bringing microgravity research and cargo home from orbit
Epsilon3 SaaS for space ops
Muon Space Developer of a space-based constellation platform
ThinkOrbital In-space welding and construction technology for large orbital structures
Vast Haven-1, aiming to be the world’s first commercial space station
Other years: 2010 · 2012 · 2013 · 2014 · 2015 · 2016 · 2017 · 2018 · 2019 · 2020 · 2022
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