The moon was once covered in an ocean of magma: new data supports theory
Around 4.5 billion years ago, a Mars-sized protoplanet referred to as Theia had a very bad day. Its orbit set it on a collision course with another, larger protoplanet, and…
Around 4.5 billion years ago, a Mars-sized protoplanet referred to as Theia had a very bad day. Its orbit set it on a collision course with another, larger protoplanet, and…