While there is no immediate danger, this crash highlights that space junk is increasingly expanding out of lower-Earth orbit ...

The Moon is often described as a pristine, silent world. No rain, no wind, no atmosphere to speak of. What that also means, ...

Intentionally hitting an asteroid's moon allows for a lasting change in the primary asteroid's orbit around the Sun. This is one of the results from the experiment conducted by NASA's DART mission.

Earth has long been deemed safe from a calamitous collision with a certain small asteroid in 2032. The moon, on the other hand, remained under threat for a little while longer. Finally, though, ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...

A Falcon 9 upper stage has been stuck in a highly elliptical Earth orbit for over a year—and now it's on a collision course ...