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
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
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Summer on Uranus lasts for 21 years.
358
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
More than 20 million meteoroids enter Earth's atmosphere every day.
139
Some asteroids have other asteroids orbiting them.
131