Astronauts get taller when they are in space.
224
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
17
Mars had an oxygen-rich atmosphere around 4 billion years ago
12
The heart of an astronaut actually gets smaller when in outer space.
216
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
There are two golf balls sitting on the moon.
721