Summer on Uranus lasts for 21 years.
358
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
Astronauts get taller when they are in space.
224
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
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
The heart of an astronaut actually gets smaller when in outer space.
216
Lightning strikes about 6,000 times per minute on this planet!
158
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194