Giant Mars asteroid impact creates a huge field of destruction with 2 billion craters
More than two million years ago, a giant asteroid crashed into Mars, splitting the surface with one giant crater and about two billion smaller individual …
More than two million years ago, a giant asteroid crashed into Mars, splitting the surface with one giant crater and about two billion smaller individual …
A red planet, mars, is visible to the left. a white box surrounds an image of the surface of Mars, with an arrow from the …