The Earth: a ringed planet, much like Saturn, surrounded by a hula hoop of asteroids. The summit of Mount Everest: a tropical ...
A ring system may explain evidence of impacts in the geological record, but it may have also impacted the evolution of life ...
Saturn’s rings are iconic, but new evidence suggests Earth might once have sported one of its own. This ring would have ...
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 ...