Sound doesn't travel in space.
255
A comet's tail always points away from the sun.
2
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
14
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Venus is the only planet that rotates clockwise.
310
41% of the moon is not visible from earth at any time.
103