A ring could explain a mysterious arrangement of impact craters near the equator and might even have caused an ice age, according to a new study

From Grace Earth may have had its own ring system that formed around 466 million years ago, lasting for tens of millions of years. As detailed in a new study published in the journal Earth and Planetary Science Letters,

Researchers have found evidence suggesting that our planet may have once had a ring system around 466 million years ago.

A ring of asteroid debris could have orbited Earth for tens of millions of years, and perhaps even have altered the planet's climate