In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Pluto is smaller than Russia.
9
There are two golf balls sitting on the moon.
721
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
The Earth gets 100 tons heavier every day due to falling space dust.
673
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124