CNN’s Elex Michaelson speaks to “Science Guy” Bill Nye about his efforts to keep NASA and its programs fully funded.

NASA says Artemis II is a major step toward returning humans to the moon — and eventually sending astronauts to Mars. For the ...

Mock observations test the performance of the Chinese Space Station Telescope as the 2-meter-class observatory moves closer ...

The Earth is only hours away from being splattered with a big blob of solar goo, which could knock out some radio satellites.

The Artemis II mission will set several notable human spaceflight records. Astronauts Reid Wiseman, Victor Glover, Christina ...

A powerful flare has unleashed a severe solar storm that could cause auroras and satellite disruptions on Earth.

Scientists are worried about the melting of Antarctica's ice sheets and what it could mean for sea levels. There's a ...