A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
Astronauts get taller when they are in space.
224
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
It takes eight and a half minutes for light to get from the sun to earth.
159
Lightning strikes about 6,000 times per minute on this planet!
158
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46