The light hitting the earth right now is 30 thousand years old.
163
Astronauts cannot burp in space.
232
More than 20 million meteoroids enter Earth's atmosphere every day.
139
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
41% of the moon is not visible from earth at any time.
103
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10