In world-first observations, the James Webb Space Telescope is watching two distant alien planets "spilling their guts into ...

NASA's PUNCH and SPHEREx missions are scheduled to launch no earlier than Friday (Feb. 28). Here's what each is built to do, ...

One year ago, in July 2022, we got first light from the James Webb Space Telescope. After over 20 years of planning and ...

The weather for Neptune today is sunny, with a chance of reflective clouds. Learn more about the uniquely blazing atmosphere ...