Every known planet, moon, and asteroid in our solar system occupies a volume of space both enormous and yet tiny compared to ...

Discover what astronomers are learning about an ancient ice giant traveling through our solar system that's a strange hybrid ...

The iSpace-Magna Petra agreement to start returning that isotope to Earth could be a small, first step that could spark a giant leap for a fusion energy economy that could transform human ...

On December 24, NASA’s Parker Solar Probe will make the closest-ever approach to the sun by a spacecraft. Parker has made ...

A fresh study has offered an intriguing explanation: the lunar surface may have remelted around 4.35 billion years ago, ...

This Hubble image showcases a family of globular clusters in NGC 7049 helping scientists to learn about formation and ...

In this week's issue of our environmental newsletter: we give you a chance to try our end-of-year climate quiz, respond to a ...

After 10 years, your solar system likely still saves you money, though efficiency may decrease. Consider maintenance, ...

The moon may be more than 100 million years older than some scientists previously thought, according to a new study.

Their research suggested that a Mars-size object crashed into the early Earth, jettisoning molten material into space. That glowing material coalesced into the body ... In their models, planets swept ...

Astronomers posed over the past decade that dark comets, or objects that resemble asteroids but move like comets, may exist.

Astronomers track asteroid 2020 XY4 as it approaches Earth on December 19, 2024. Learn about the asteroid's close approach ...