When Apollo 17 astronauts collected a small rock from the moon more than 50 years ago, they had no way of knowing it would still be challenging scientists’ understanding of

NASA’s first radar images from a new Earth-mapping satellite show the Maine coast and North Dakota farmland in incredible detail.

One of the most powerful black holes in the universe is belching out gas at speeds of up to 10,000 kilometers per second, making its estimated mass more than 10

A swarm of spherical rovers, blown by the wind like tumbleweeds, could enable large-scale and low-cost exploration of the Martian surface, according to results presented at the Joint Meeting of

What can exoplanets orbiting M-dwarf stars teach scientists about planetary formation and evolution? This is what a recent study posted to the arXiv preprint server and submitted to the American