Evidence suggests Earth had a ring system 466 million years ago, causing a surge in meteorite impacts and possibly ...
The Earth: a ringed planet, much like Saturn, surrounded by a hula hoop of asteroids. The summit of Mount Everest: a tropical ...
A ring could explain a mysterious arrangement of impact craters near the equator and might even have caused an ice age, ...
Researchers have proposed that Earth may have had a ring system 466 million years ago, during a period of intense meteorite ...
The hypothetical ring didn't last long, cosmically speaking – just a few tens of millions of years. But that was long enough ...
New research challenges what we know of our planet’s ancient past, suggesting that a ring formed around the Earth around 466 ...