Jupiter is bigger than all the other planets combined.
254
The earth rotates more slowly on its axis in March than in September.
145
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
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
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
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