The moon is very hot (224 degrees Fahrenheit, average) during the day but very cold (-243 degrees average) at night.
Sally Ride was the first American woman to fly in space, on June 18, 1983.
Venus spins clockwise. Itβs the only planet that does!
Neptuneβs days are only 16 hours long.
One million Earths could fit inside the sun!
Europa, one of Jupiter's moons, has saltwater geysers that are 20x taller than Mt. Everest.
Mercury and Venus do not have moons. (They are the only two planets in our solar system that don't!)
Saturn's rings are made from trillions of chunks of orbiting ice.
Mars has the biggest volcano (so far) ever discovered in the solar system.