A SpaceX Falcon 9 rocket snapped a pretty special in-space selfie on Monday (Oct. 7). Earth looks smaller than it typically does in such launch photos, because it's quite far away from the camera: The ...

A SpaceX Falcon 9 rocket snapped a pretty special in-space selfie on Monday (Oct. 7). The shot, captured during the launch of the European Space Agency's Hera asteroid-inspecting mission, shows a ...