Pluto is smaller than Russia.
9
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
A comet's tail always points away from the sun.
2
The earth travels through space at 660,000 miles per hour.
189
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
The heart of an astronaut actually gets smaller when in outer space.
216
41% of the moon is not visible from earth at any time.
103
Astronauts get taller when they are in space.
224