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 ...

For decades, astronomers have tried to determine how Pluto acquired its unusually large moon Charon ... tiny potato-shaped moons called Phobos and Deimos, which are likely two asteroids that ...

Pluto likely acquired large moon Charon in a “kiss and capture” collision billions of years ago. It may have created a subsurface ocean on the icy dwarf planet.

Recent studies have focused on various aspects of the Martian moons, including their surface composition ... and Deimos may have formed from the breakup of a larger ancestral moon, although ...

From January to March, the night sky will host a spectacular parade of planets featuring Venus, Mars, Jupiter, Saturn, Uranus ...

The Hubble Space Telescope completes a high-resolution portrait of our galaxy's gorgeous neighbor, which will help scientists better understand our Milky Way.

Future detailed studies of Phobos and Deimos could, likewise, provide clues as to their composition and origin, perhaps possibly proving that they are, in fact, remnants of a destroyed moon. Japan’s ...

Astronomers are celebrating the completion of a 2.5-billion-pixel panoramic picture of the entire Andromeda Galaxy. The team includes several UC Santa Cruz researchers who made significant ...