Every year, 5,000 tonnes of “extraterrestrial dust” falls to Earth.

Shooting stars are the worst nightmare of a neat freak. While being a magnificent sight, heaps of their dying ashes—tiny dust grains are known as micrometeorites—litter our world every year.However, until recently, researchers were unable to precisely measure how messed up things were.Shooting stars are a neat freak’s worst nightmare.Though their dying ashes—tiny dust grains…