The Hayabusa2 mission is facing a new challenge after observations showed the asteroid it is going to rendezvous with and ...

Our readers continue to grapple with this one, with the latest batch of answers giving a more hopeful response to any readers ...

So the bottom line is that the gravity of the closer tidal bulge on the Earth is pulling the Moon forward, which increases ...

This point is located on the extended line outside the Moon in the Earth-Moon system, where the gravitational forces of the Earth and the Moon reach a dynamic equilibrium with the centripetal force ...