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
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
Some asteroids have other asteroids orbiting them.
131
More than 20 million meteoroids enter Earth's atmosphere every day.
139
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10
There are two golf balls sitting on the moon.
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