Astronomers in Australia detected a powerful radio signal, surprisingly originating from an old, defunct satellite only 4,500 km away.

NASA strives to understand the universe, whether that be the stars above us or Earth around us. One way NASA focuses on the ...

The proposed national US budget for 2026 contains a few nasty surprises for NASA, and some serious disappointments—among them ...

Predicted by Einstein and dismissed as undetectable, gravitational waves were finally heard in 2016. Now, with observatories ...