The heart of an astronaut actually gets smaller when in outer space.
216
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
There are two golf balls sitting on the moon.
721
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Astronauts get taller when they are in space.
224