In 40 million years, Mars may have a ring (and one fewer moon)
Monday, November 23, 2015 - 19:50
in Astronomy & Space
Nothing lasts forever – especially Phobos, one of the two small moons orbiting Mars. The moonlet is spiraling closer and closer to the Red Planet on its way toward an inevitable collision with its host. But a new study suggests that pieces of Phobos will get a second life as a ring around the rocky...