The ancient history of Earth has always been hard to read. Most of the planet’s earliest crust has been lost, buried, or melted by geologic processes over billions of years.

To simulate menstrual fluid, the team used glycerol, a thick liquid similar in consistency to blood. In both pre-flight and ...

Scientists have launched menstrual cups into space for the first time, testing whether these reusable devices can withstand the extreme conditions of space travel. The AstroCup mission represents a ...

The mission aims to collect samples from the near-Earth asteroid 2016 HO3 and explore the main-belt comet 311P.

The Earth and moon are within view of NASA's Artemis 1 Orion spacecraft. The Earth is over 260,000 miles away (418,000 km) in this view. Credit: NASA | time-lapsed by Space.com's Steve Spaleta Music: ...

If you looked at the churning clouds near Jupiter’s pole, they appear like ocean currents on Earth — as if you’re looking at ...

No one expected these glittering bits among the gray lunar dust back then. The beads, smaller than grains of sand, formed ...

An image captured by the Asteroid Terrestrial-impact Last Alert System (ATLAS) when it discovered asteroid 2024 YR4.

This diagram illustrates the range of possible locations of Asteroid 2024 YR4 in yellow on Dec. 22, 2032. Credit: NASA / JPL Center for Near-Earth Object Studies ...

Competing ideas—like the moon splitting from Earth or forming elsewhere—don’t match the chemistry of lunar rock. Only the giant impact explains what we see in moon and Earth samples today.

As the moon briefly hides behind Earth's shadow for about 1 hour in March, the moon will turn a deep blood red color during a total lunar eclipse.

INDIANA, USA — Look up mid-March, and you'll see the moon turn blood red. The next total lunar eclipse will occur on the night of March 13-14 (Thursday-Friday) across the western hemisphere as the ...