A tiny moon called Phobos passes in front of the Sun on Mars, making a speedy eclipse. It’s so close to Mars that it races across the sky in just seconds. What would it look like to watch the Sun disappear behind a moon on another world?
A tiny moon called Phobos passes in front of the Sun on Mars, making a speedy eclipse. It’s so close to Mars that it races across the sky in just seconds. What would it look like to watch the Sun disappear behind a moon on another world?