The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
41% of the moon is not visible from earth at any time.
103
Venus is the only planet that rotates clockwise.
310
The population of the Earth has more than doubled since 1950.
151
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
More than 20 million meteoroids enter Earth's atmosphere every day.
139
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175