It 'snows' metal on Venus.
13
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Jupiter is bigger than all the other planets combined.
254
From the nitrogen in our DNA, to the calcium in our teeth, the iron in our blood, to the carbon in our apple pies - all were made in the interiors of collapsing stars; we're all made of stardust.
22
In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Summer on Uranus lasts for 21 years.
358