The observatory will directly image Earth-size exoplanets circling other stars.

Photos and news from space to inspire, amaze, and even scare you a little.

The words may be similar, but astronomy (a science) and astrology (a divinatory practice) are very different things.

A recap of The Planetary Society's 2024 Day of Action in Washington, D.C.

China will attempt to return the first-ever samples from the far side of the Moon.

From Mars to Io, volcanoes top the list of hottest things in space right now — both literally and figuratively.