by What's better than a moon? A moon orbiting a moon, which the internet has dubbed a moonmoon.
Also known as submoons, moonitos, grandmoons, moonettes and moooons, moonmoons are still only theoretical, but recent calculations suggest that there's nothing impossible about their formation.
Perhaps astronomers may one day discover one.
Source
Also known as submoons, moonitos, grandmoons, moonettes and moooons, moonmoons are still only theoretical, but recent calculations suggest that there's nothing impossible about their formation.
Perhaps astronomers may one day discover one.
Source
