Venus is the only planet that rotates clockwise.
310
Summer on Uranus lasts for 21 years.
358
There are two golf balls sitting on the moon.
721
The earth travels through space at 660,000 miles per hour.
189
Pluto is smaller than Russia.
9
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
The light hitting the earth right now is 30 thousand years old.
163