Evidence that Russia is racing to perfect a nuclear-armed spacecraft to target Western satellites is sparking the U.S. and its Allies to strengthen their space defenses.

Space Astronomy Meteoroids Rare 'daytime fireball' meteor creates powerful sonic boom as 7-ton space rock explodes above eastern US A fridge-size space rock spectacularly broke apart over Ohio at ...

Starcloud is a startup that’s racing to build massive data centers in space that supporters say could limit the strain artificial intelligence is placing on terrestrial electric grids. But the fate of ...

What can imaging supernovae (plural for supernova) explosions teach astronomers about their behavior and physical characteristics? This is what a recent study published in Nature Astronomy hopes to ...

As Elon Musk's SpaceX works toward a May 19 debut of its third-generation Starship, here's a look back at all the previous ...