Valles Marineris in imagery captured the Mars Reconnaissance Orbiter. Global topography: NASA/GSFC CTX global mosaic: ...

The European Space Agency (ESA) just released some new snapshots from its Mars Express orbiter that detail the dynamic ...

Stargazers who turn their eyes skyward — and use a little bit of imagination — will have a chance to spot a rare “smiley face” in space later this month.

Skywatchers around the world turned their heads — and lenses to the skies to capture the beauty of April’s full Pink Moon — ...