Some asteroids have other asteroids orbiting them.
131
Summer on Uranus lasts for 21 years.
358
Astronauts cannot burp in space.
232
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
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
Only 55% of Americans know that the sun is a star.
986
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82