A serendipitous solar outburst let scientists point the robot’s cameras toward the Red Planet’s sky to spot a feature shared with our Blue Marble.

The BBC's Sky at Night Magazine reports that, should we ever get to stargaze on Mars, we'd see two moons - Phobos and Deimos - instead of just one. We wouldn't see as many satellites either, making it ...

NASA's Europa Clipper spacecraft, en route to Jupiter's icy ocean moon Europa, recently captured a ghostly infrared portrait ...

The full moon is an ethereal lantern dancing with Earth in NASA astronaut Nichole Ayers' snapshots from the International Space Station.

The moon will slide in front of the red supergiant star Antares on May 13, briefly blocking its light just a day after ...