This week, a rare look at the far side of the Moon emerges in stunning new Artemis II imagery; but that's not all the ...

New discoveries and fresh looks at familiar worlds show how far exoplanet science has come — and how much remains unknown.

Mercury has long been cast as the solar system’s burnt-out rock, a relic too small and too close to the Sun to hold many surprises. That caricature is now collapsing. New analysis of NASA’s MESSENGER ...

The NASA flight is hours away from parachuting into the Pacific Ocean near San Diego, concluding a journey that sent humans ...