Life may have been possible in Earth’s earliest, most hellish eon

New analyses suggest heat caused by asteroid bombardment didn’t sterilize the planet

illustration of hellscape

FIERY MYTH  Scientists have long thought that Earth was a sterile hellscape during its earliest eon (illustrated), due to asteroid bombardment. But the heat from those impacts wasn’t too much for life to exist, new research indicates.

Dan Durda/Southwest Research Institute

This article is only available to Science News subscribers.

Subscribers, enter your e-mail address to access our archives.

Not a subscriber?

Science News is a nonprofit.

Support us by subscribing now.

More Stories from Science News on Earth

From the Nature Index

Paid Content