The Earth gets 100 tons heavier every day due to falling space dust.
673
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
Summer on Uranus lasts for 21 years.
358
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
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
Pluto is smaller than Russia.
9
Jupiter is bigger than all the other planets combined.
254