China is practicing “dogfighting” satellites as part of its expanding capabilities in space, according to the United States ...

Space is getting crowded — humans have now placed over 20,000 satellites into orbit since the start of the space age, and ...

China's experimental Shiyan satellite program has long been the source of speculation, especially as the country's rivalry ...

A Falcon 9 rocket is scheduled to lift off from Vandenberg Space Force Base Friday at 2:49 a.m. EDT (0649 GMT; 11:49 p.m. on ...

A senior official warned the U.S. risks losing its edge in space as strategic adversaries continue making gains at "an ...

The US has 'observed five different objects in space maneuvering in and out and around each other in synchronicity,' says ...

Though tiny, this newfound satellite galaxy around M31 offers big lessons — and questions — about how galaxies evolve.

Satellites connect people around the world but they also interfere with astronomers’ views of the cosmos. There are ways to ...

Astronomers are racing to protect the dark skies as private companies seek to place large advertisements in Earth orbit ...

The US Space Force has accused China of "dogfighting in space," a term that usually refers to fighter jets caught up in an ...

SpaceX and other companies plan to launch tens of thousands of satellites, which could mar astronomical observations and pollute the atmosphere.

As Earth's orbit becomes populated with more crafts and devices, researchers are looking for ways to detect and track ...