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
Some asteroids have other asteroids orbiting them.
131
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
More than 20 million meteoroids enter Earth's atmosphere every day.
139
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4