Chances an asteroid may hit Earth in 2032 have again risen, though the risk remains tiny, astronomers say. Here's what to ...

President Trump launched the Artemis program to return U.S. astronauts to the moon for the first time since Apollo. Now, the plan could be a casualty of the cost-cutting drive overseen by Elon Musk.

There's a lot less sky and a lot more moon in view for Firefly Aerospace's "Ghost Riders in the Sky" mission.