There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
The sun is 330,330 times larger than the earth!
190
There are two golf balls sitting on the moon.
721
It would take more than 150 years to drive a car to the sun.
569
Sound doesn't travel in space.
255
Summer on Uranus lasts for 21 years.
358
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
Astronauts get taller when they are in space.
224