Mars' moon Phobos may actually be a comet — or at least part of one — that was gravitationally captured by the Red Planet long ago, a new preprint study based on previously unpublished photos ...

The conventional wisdom about Mars' small and misshapen moons, Phobos and Deimos, is that they were either created like Earth's Moon — carved out of the planet by an impact with a huge object ...

Phobos and Deimos – these names from Greek mythology were given to the moons of our neighbouring planet Mars, discovered in 1877 by the US astronomer Asaph Hall. Besides Earth's Moon, they are the ...

The Red Planet will be at its closest point to Earth, also known as perigee, on Jan. 12 and will be exactly opposite the sun ...

Mars currently has two satellite moons – Phobos and Deimos – the twin sons of Ares, the god of war (Mars in Roman mythology) ...

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

The Wolf Moon will reach its peak fullness at 5:27 p.m. Eastern Time on January 13. It will rise in the sky about an hour ...

The European Space Agency’s (ESA) Mars Express orbiter captured stunning views of a winter wonderland on Mars, but this isn’t ...

Mars is probably smaller than you think. It's just half the size of Earth, with barely a third of its mass. Even the Martian moons Phobos and Deimos are petite, measuring just a few kilometers in ...

On Monday night you may have a chance to witness the moon obscuring the Red Planet at its brightest, as well as a comet’s ...

The red planet Mars, named for the Roman god of war, has long been an omen in the night sky. And in its own way, the planet’s rusty red surface tells a story of destruction. Billions of years ...

Opinions expressed by Forbes Contributors are their own. Amanda Kooser covers the quirky side of science and space. You’re a spacecraft at Mars. You’ve just reached the epic milestone of ...