A NASA astronaut captured a fascinating weather phenomenon that still has scientists scratching their heads. Nichole Ayers is ...

The first wave of Starlink satellites are reaching the end of their five-year lifespans and burning up in droves.

If a huge asteroid smashes into the Moon in 2032, the explosion would send debris streaming towards Earth that would threaten ...

"Returning the scientifically selected samples that await us on Mars, as part of a balanced portfolio, will help to ensure ...