There are two golf balls sitting on the moon.
721
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
The light hitting the earth right now is 30 thousand years old.
163
The sun is 330,330 times larger than the earth!
190
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
Astronauts cannot burp in space.
232