Summer on Uranus lasts for 21 years.
358
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
The light hitting the earth right now is 30 thousand years old.
163
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
The earth travels through space at 660,000 miles per hour.
189
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
Jupiter is bigger than all the other planets combined.
254