Astronomers are racing to protect the dark skies as private companies seek to place large advertisements in Earth orbit ...
SpaceX and other companies plan to launch tens of thousands of satellites, which could mar astronomical observations and pollute the atmosphere.
This stunning image features a deep field view of the Cassiopeia constellation where the two small planetary nebulas can be ...
This NASA/ESA Hubble Space Telescope image features a sparkling spiral galaxy paired with a prominent star, both in the ...
In 2021, a Starlink satellite and OneWeb spacecraft came dangerously close to colliding in orbit. While both companies’ ...
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