That’s how long it’s taken us to go from the humanity-lifting, awe-inspiring wonder of Neil Armstrong’s “It’s one small step for man” to what was, I suppose, inevitable.

Another is the discovery of life on another world, a moment that has inched a little closer today with the news that signs of a gas, which on Earth is produced by simple marine organisms, has been ...

Chinese researchers analyzed the first-ever soil samples returned from the far side of the moon, but further samples will be ...

Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles ...

Look to the eastern sky, and a clear horizon will show you a unusual, grinning planet alignment.

Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even ...