A series of rocks hiding around Colorado's Rocky Mountains may hold clues to a frigid period in Earth's past when glaciers several miles thick covered the entire planet.

Around 700 million years ago, the Earth cooled so much that scientists believe massive ice sheets encased the entire planet ...

There's nothing innate about the Earth or its atmosphere that marks the boundaries of low Earth orbit. This is a distinction ...

How Life Began on Earth: Modeling Earth's Ancient Atmosphere Oct. 31, 2024 — This model reveals how vastly different the atmosphere was on ancient Earth, and how life may have first ...

A 3D map of our cosmic neighborhood has revealed hot and cold regions as well as an "escape tunnel" from our local bubble.

The 47-year-old NASA Voyager 1 fell back on a radio transmitter it hadn’t used since 1981 to ping home base after a technical ...

A 6-mile-think shell of methane ice on Saturn's moon Titan could assist in the hunt for life signs arising from this moon's ...

NOAA shared new images taken by the world's first operational space-based coronagraph, CCOR-1, captured during a solar storm outburst.

This model reveals how vastly different the atmosphere was on ancient Earth, and how life may have first emerged.

The key to unlocking the secrets of distant planets starts right here on Earth. Researchers at Tohoku University, the ...

It entered Earth's orbit on Sept. 29 and will be taking up residency in our skies until Nov. 25 before returning to the solar system. Some past mini-moons, such as this one from 2020 ...