By contrast, Deimos is tiny, with a radius of 6 km, and quite a bit further out, more than 23,000 km from the surface. It is ...

Computer simulations suggest that Mars' puzzling moons, Phobos and Deimos, may have been formed from debris created when a large asteroid wandered dangerously close to the Red Planet. This new ...

More than a dozen staffers. Mars. Yes, even the Red Planet — the one with a 24.6-hour solar day, the one orbiting the sun and orbited by Phobos and Deimos, that dusty obsession of scientists and ...

Mars has two small, potato-shaped moons, called Phobos and Deimos. These moons are named for two sons of the Greek god of war, Ares, which the Romans called Mars. The names Phobos and Deimos mean ...

Forbes contributors publish independent expert analyses and insights. I cover aerospace, astronomy & hosted The Cosmic Controversy Podcast.

Between 2014 and 2018 I led a team of Museum Researchers and Curators working with the European Space Agency to develop a collection of different rocks and minerals that are analogues of the surfaces ...

Mars has two small natural satellites named Phobos and Deimos. • Jupiter: It is the largest planet of the solar system. It takes 11 years and 11 months for one orbit around the Sun and 9 hours ...

Most large moons are also spherical, but they don’t need to be by definition; Mars’ Deimos and Phobos are two slightly misshapen examples.