Elon Musk famously endorsed Donald Trump in a post on X within minutes after a gunman tried to kill the former president in July.

A “very bright” green fireball dazzled witnesses in states across the Midwest, Northeast and as far north as Canada before ...

Sunspot AR3842 erupted with an X7.1-class solar flare. NASA models predict that the coronal mass ejection created by the ...

NASA's Perseverance rover has spotted an oddball rock in an ancient river channel on Mars. Deputy project scientist Katie ...

SpaceX will launch Europe's Hera spacecraft toward the asteroid Dimorphos for a post-impact evaluation on Monday (Oct. 7), and you can watch the liftoff live.