A space probe named Hera captured images of Mars' small Deimos moon while on a mission to examine an asteroid.

This Thursday night, for the first time in nearly two-and-a-half years, our planet's faithful companion is going to get fancy ...

That event was unique in that it was the first total lunar eclipse to be observed by the Blue Ghost spacecraft on the Moon's ...

With Earth's shadow cast over it, the moon appears to us to be dimmer and more reddish than usual. Blue Ghost witnessed something entirely different from the lunar surface. As the cosmic lineup ...

Its impressive moon tally means it has the most moons of any other planet in the solar system. Saturn's satellites differ greatly in their composition, from icy giants with subsurface oceans to ...