More than 20 million meteoroids enter Earth's atmosphere every day.
139
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Venus is the only planet that rotates clockwise.
310
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
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
Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4
The earth is .02 degrees hotter during a full moon.
157
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14