On January 9, 2026, NASA and SpaceX announced a significant update regarding the return of Crew-11 from the International ...

NASA officials reported Thursday that an unidentified member of Crew 11 was dealing with "a medical situation" that would ...

As the New Year 2026 launches, only two bright planets, Saturn and Jupiter, are visible in the entire night sky.

Will Smith whose curiosity and wonder is positively infectious—is guided by National Geographic Explorers traveling to different corners of the world to get up close and personal with the weirdest, ...

An artist's impression of the collision between the early Earth and Theia, which may have formed the moon MPS / Mark A. Garlick Around 4.5 billion years ago, a planet called Theia is thought to have ...

Researchers have discovered chemical fingerprints of Earth's earliest incarnation, preserved in ancient mantle rocks. A unique imbalance in potassium isotopes points to remnants of “proto Earth” ...

When a Mars-sized meteorite slammed into Earth billions of years ago, the impact completely reset any and all chemical processes on Earth, leaving nothing from before. Or so we thought. Reading time 3 ...

the Earth you walk on today might not be the same planet that was born 4.5 billion years ago. Many scientists believe that in its infancy, Earth collided with another world the size of Mars, and that ...

Temperatures on the planet could make water theoretically possible. Astronomers are researching an Earth-like exoplanet that could contain water, according to NASA. The exoplanet, named TRAPPIST-1 e, ...

Imagine a planet much like Earth, except instead of green trees dotting its swaths of land, two species of flowers—black daisies and white daisies—are the dominant plant life. The flowers are ...

Our species likes it cold. Homo sapiens evolved in — and still inhabits — one of Earth’s rare and fragile ice ages, periods distinguished not by an abundance of saber-toothed cats and woolly mammoths ...