Evidence suggests Earth had a ring system 466 million years ago, causing a surge in meteorite impacts and possibly ...
To reach that surprisingly conclusion, scientists studied the positions of 21 asteroid impact craters during the Ordovician ...
The Earth: a ringed planet, much like Saturn, surrounded by a hula hoop of asteroids. The summit of Mount Everest: a tropical ...
Did Earth once look a lot more like Saturn? Scientists believe the answer is yes! In a groundbreaking study, researchers in ...
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 ...
A ring could explain a mysterious arrangement of impact craters near the equator and might even have caused an ice age, ...