If two pieces of metal touch in space, they become permanently stuck together.
808
NASA invented baby food as we know it today.
7
Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
When a massive power outage struck southern California in the 1990s, Los Angeles residents reportedly called 911 to express alarm about strange clouds hovering overhead; they were seeing the Milky Way for the first time.
31
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
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