Several city- and state-sized asteroids impacted young Earth. Probably.
It's been so long since then that direct evidence simply isn't around any more.
Tag: impact crater
The oldest known meteorite in the UK struck about 1.2 billion years ago
It's one of the oldest meteorite impacts ever discovered.
NASA finds a second huge impact crater beneath Greenland’s ice sheet
Our planet has received its fair share of visitors along the years. This one has been hiding under Greenland's thick ...
145 million year old body of seawater found under Chesapeake Bay
Chesapeake Bay is one of the few oceanic impact craters on Earth When the huge impact took place ~35 million ...
Seas of molten and solidified rock on the Moon can be mistaken for pristine rocks
A new analysis of data from NASA's Lunar Orbiter Laser Altimeter (LOLA) shows that molten rock created by lunar impacts ...
