The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Astronauts get taller when they are in space.
224
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
41% of the moon is not visible from earth at any time.
103
A comet's tail always points away from the sun.
2
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
The Earth gets 100 tons heavier every day due to falling space dust.
673
