Solar System Debris
 
 
Asteroids or comets impact the Earth at night See also
An asteroid impact ends the reign of the dinosaurs
An asteroid about to impact the Earth
An asteroid impacting the Earth
In the Dead of Night (1998)  Not a pretty sight, this — your planet being pulverised by massive chunks of debris coming in at 50 kilometres per second. But events like this happen all the time. Earth has endured many such impacts in its existence, and will do again. It's only a matter of time.