The earth rotates more slowly on its axis in March than in September.
145
The earth is .02 degrees hotter during a full moon.
157
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
Summer on Uranus lasts for 21 years.
358
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Some asteroids have other asteroids orbiting them.
131
If two pieces of metal touch in space, they become permanently stuck together.
808