Jupiter is bigger than all the other planets combined.
254
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
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
The earth rotates more slowly on its axis in March than in September.
145
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
Summer on Uranus lasts for 21 years.
358
The sun is 330,330 times larger than the earth!
190
The population of the Earth has more than doubled since 1950.
151