Venus and Saturn are due up for a visually striking event known as a planetary conjunction. Here's everything to know about ...

A big step in the exploration of other planets in our solar system is within reach as NASA makes a big announcement.

A spot of early morning astronomy anyone?

NASA has wasted no time in selecting the vehicle that will replace the upper stage on its new plans for a standardized Space Launch System rocket.

A bright new lunar crater detected in spacecraft images shows that asteroid impacts continue to reshape the Moon’s surface today. The Moon’s familiar surface tells a story of both ancient violence and ...

Scientists studying lunar samples have finally resolved a decades-long debate about the Moon’s ancient magnetic field.

Polyhedrons come in all shapes and sizes. Anything that has multiple faces joined at their edges can be a polyhedron. Picture Earth as a six-sided cube. Or as a triangular pyramid with four faces ...