Feb. 26, NASA's Lunar Trailblazer will help resolve an enduring mystery: Where is the moon's water? After sharing a ride on a ...

The Blue Ghost lunar lander has captured a striking up-close view of Earth's cosmic neighbor as it prepares in the days ahead ...

Imagine floating in space, gazing on a frozen white orb. The ball hangs in the void, lonely and gleaming in the light from ...

Lester Holt, the anchor and managing editor of “NBC Nightly News” for a decade, announced that he is stepping down from the ...

Seven worlds align under one sky in a breathtaking photograph captured by astrophotographer Josh Dury. Astrophotographer Josh Dury captured this stunning photograph of the seven-planet alignment on ...

Mars wasn’t always a dry, desolate world—it may have had sunlit beaches and rolling ocean waves, just like Earth. A new study ...

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