Recent flybys of the fiery world refute a leading theory of its inner structure — and reveal how little is understood about ...

Every winter, the 7-mile loop road around the park is closed off to vehicles due to the buildup of ice and snow, but just ...

NASA’s Power to Explore Challenge asks students to create a mission to a moon using radioisotope power systems.

Earth has some truly bizarre and breathtaking spots — here are 10 landscapes so surreal, they look like they are from another planet.

The Chang’e 6 spacecraft scooped up the volcanic ... to the moon’s south polar region, where permanently shadowed craters are believed to hold massive amounts of ice. This frozen water could ...

The Chang’e 6 spacecraft scooped up the volcanic ... to the moon’s south polar region, where permanently shadowed craters are believed to hold massive amounts of ice. This frozen water could ...

The ice giant is a faint magnitude 7.8 and will ... 7:41 P.M. If you missed the action earlier in the week, Jupiter’s volcanic moon Io again transits the face of the gas giant tonight along ...

Solheimajokull glacier is nestled between two volcanoes - Katla and Eyjafjallajökull - and stands out because of its dark volcanic rock and white layers of ice. The glacier is dramatically ...

Tierra Atacama just reopened in the Chilean high-altitude desert. Travel + Leisure was the first to stay—read our full review ...