The light hitting the earth right now is 30 thousand years old.
163
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Jupiter is bigger than all the other planets combined.
254
An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
9