There are already tens of thousands of pieces of large debris in orbit, some of which pose a threat to functional satellites.

This isn't just any satellite: it weighs a massive 6.5 tonnes, making it the heaviest American commercial satellite India has ...

Located 446 light-years from Earth, this planet, dubbed 'HD 143811 b', orbits a 'binary system' where two stars swirl around ...

Find out what is visible in the night sky tonight, with guidance on locating Lacerta and other key constellations before the moon rises ...

Sky This Week is brought to you in part by Celestron. Friday, December 12Ganymede reappears from occultation behind Jupiter overnight tonight, late on the 12th in the western U.S. and early on the ...

A faint flash from the cosmic dawn has revealed itself as the oldest supernova ever confirmed, its light having traveled 13 billion years to reach Earth. The James Webb Space Telescope captured the ...

For the 300th time this year, a rocket has lifted off for low Earth orbit. SpaceX on Thursday (Dec. 11), launched its Falcon ...

This is the strongest evidence yet of a rocky planet beyond our solar system with an atmosphere. Astronomers using the James ...

Researchers using NASA's James Webb Space Telescope have detected the strongest evidence yet for an atmosphere on a rocky ...