There are more synapses (nerve connections) in your brain than there are stars in the galaxy.
China is building the world's largest radio telescope to detect signs of life billions of light-years away.
The Big Bang Theory was first theorized by a Catholic priest.
A shot glass filled with neutron star matter would weigh as much as Mount Everest.
There's a planet called HD 189733b, where it rains molten glass, sideways, at 7000 km/h.
The half-life of Bismuth is over a billion times the estimated age of the universe.
The Milky Way weighs a solar mass of around 1.5 trillion.
Diamonds rain on Saturn and on Jupiter.
NASA has found water as ice on the moon.
They look redder as light waves from distant galaxies are spread out of their way. This is called a change in red.