Deimos is Mars' outer moon. It's a tiny, irregularly shaped moon and smaller than Mars' other moon, Phobos. Despite being unspectacular, Deimos remains a fascinating mystery. Deimos is one of only ...

Formations that look like jumbo-sized kidney beans (or blobs of chocolate syrup, depending on your palette) may be indicators ...

Hope probe captured high-resolution image of Mars' moon Deimos. The spacecraft flew "as close as 100km (62 miles)" from the Martian moon. Credit: UAE Space Agency Music: Intonation by Gavin Luke / cou ...

For decades, astronomers have tried to determine how Pluto acquired its unusually large moon Charon, which is about half the ...

Scientists simulated a situation that may offer an improved explanation for how the Red Planet ended up with small Phobos and tiny Deimos ... s prototype moon and Mars rocket carried out a ...

January’s full moon, the “Wolf Moon,” rose alongside Mars at its brightest, occulting it for a short period as seen from ...

So I grabbed my camera, ran outside, and looked up just as Mars was supposed to emerge from the Moon's curved horizon. Seen ...

Mars will seem to disappear behind the full wolf moon Monday for many sky-gazers. Throughout January, also look up to see ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

The moon performed a cosmic ballet with Mars this week.