Private companies are no longer peripheral participants in U.S. space activities. They provide key services, including launching and deploying satellites, transporting cargo and astronauts to the International Space Station, and
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WASHINGTON — The Space Development Agency on Feb. 23 announced a $30 million contract award to AST SpaceMobile to demonstrate its space-based broadband technology for military use. The firm-fixed-price award
Astronomers have discovered a extraordinary celestial construction site hiding behind a natural magnifying glass in space and what they’ve found is unlike anything seen before. A cluster of at least
NASA said Friday it’s adding an extra moon mission by Artemis astronauts before attempting a high-risk lunar landing with a crew.
Mass–radius distribution of planets from Model I compared with the observed planets around G-type host stars from the TEPCat catalog Southworth (2011). Top: Weighted mass–radius distribution of simulated rocky planets
Mass-radius diagram of small exoplanets (with radii ranging from 1–4 R⊕) with precise densities from the PlanetS catalog. The red (gray) dots correspond to exoplanets orbiting M dwarfs (FGK dwarfs).
4 min read Vantor Archive Imagery Added to Satellite Data Explorer A high-resolution multispectral image of Washington, DC from Vantor. Visible are the Washington Monument (left), Tidal Basin (the body
TAMPA, Fla. — Eutelsat has completed the last step in a 5 billion euro ($5.8 billion) refinancing plan to refresh its OneWeb low Earth orbit (LEO) broadband constellation and support
How do galaxies evolve? When did they start forming? Those are questions astronomers and cosmologists are working to answer. The standard path includes early bright starforming activity, a middle age,
Tardigrades, commonly known as water bears, may be better suited by a new name: Tardiguardians of the Galaxy. Unlike the fictional ragtag team of unenthusiastic heroes, the microscopic animals are
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