Potentially habitable ‘super-Earth’ spotted 137 light-years away CNN
NASA announces ‘super-Earth,’ exoplanet in ‘habitable zone’ The Hill
NASA found a super-Earth. It's in a tantalizing place. Mashable
How Earth Might Have Turned Into a Snowball The New York Times
What turned Earth into a giant snowball 700 million years ago? Scientists now have an answer Phys.org
Earth was a giant snowball 700 million years ago, and now scientists know why Earth.com