In a first, researchers have discovered fragments of Earth's precursor that contain distinctive chemical fingerprints in ...
Roughly 4.5 billion years ago, the young solar system was a swirling cloud of gas and dust that formed the first asteroids ...
Researchers have discovered chemical fingerprints of Earth's earliest incarnation, preserved in ancient mantle rocks. A ...
When a Mars-sized meteorite slammed into Earth billions of years ago, the impact completely reset any and all chemical ...
Scientists are observing an Earth-like exoplanet that may contain water using NASA's James Webb Space Telescope, the space agency said in a news release. The exoplanet, known as TRAPPIST-1 e, orbits ...