Earth's oldest asteroid impact site discovered in Australia - USA TODAY

Some 2.2 billion years ago, an asteroid slammed into the Earth, leaving behind a massive, 43-mile-wide crater in what's now Western Australia. Hotspots ranked Start the day smarter ☀️ Funniest ... Read More

Did asteroid that hit Australia help thaw ancient 'snowball Earth'?

Researchers have determined that the 45-mile-wide (70-km-wide) Yarrabubba crater in Australia formed when an asteroid struck Earth just over 2.2 billion years ago. Read More

Earth's oldest asteroid strike may have ended 'Snowball Earth'

The timing of the impact, which predates any other asteroid strike by 200 million years, and the end of the "Snowball Earth" are coincidental, one of the study's co-authors, Nicholas Timms, added. Read More

The Earth Was Once a Snowball. An Asteroid Impact Two ... - Newsweek

An asteroid that crashed into Earth over two billion years ago may have helped bring a period known as Snowball Earth to an end. By analyzing minerals at the site of the Yarrabubba impact crater ... Read More

Study links Earth's oldest asteroid strike with end of 'Snowball Earth ...

Jan. 22 (UPI) --New dates for the Yarrabubba crater, located in outback Western Australia, suggest the asteroid impact triggered the end of a global deep freeze called Snowball Earth. Read More

Asteroid Strikes May Have Frozen Past Earth Into 'Snowball,' Study ...

Asteroid impacts at key moments in the Earth's past could have set off global freezes that covered the entire planet in ice for thousands or even millions of years. Read More

An asteroid may have turned ancient Earth into a snowball

The Chicxulub impactor, the six-mile-long asteroid that struck Earth 66 million years ago, caused a litany of environmental and climatic troubles, enough to trigger a mass extinction. Read More

Oldest known asteroid strike may have ended Snowball Earth

More than 2 billion years ago, an asteroid slammed into Earth and created a 43-mile wide crater in Western Australia’s outback. Now, researchers believe it is the oldest known impact crater ... Read More