Learn about the size, temperature, and colour of each planet, and discover why Pluto is no longer considered a planet.

A year of discovery awaits, with missions poised to reveal new insights about our home planet, solar system, galaxy, and ...

Three supermoons will light up 2025's calendar, with the largest occurring on November 5. These events include the Hunter's Moon on October 7, the Beaver Moon on November 5, and the Cold Moon on ...

The telescope will catalogue billions of new objects and produce a new map of the entire night sky every three days with the largest digital camera ever made.

In 2025, space agencies are gearing up for some ambitious goals. Here’s a look at the most exciting missions planned for the coming year.

During the early morning of Monday 8 September, the full Moon will move into the shadow of Earth and be totally eclipsed. The ...

New data confirms Hubble's finding and refutes current theories of planet formation in the universe’s early days. Thanks to ...

Space.com was on duty all year to bring you every major development in our understanding of the universe's most fascinating ...

The discovery comes just days before what is anticipated to be a bumper year for exoplanet discovery, with the James Webb Space Telescope scheduled to release more data.

NASA said the probe was “safe” and was operating after passing just 3.8 million miles from the solar space. NASA had been ...

Many stars in our galaxy exist in pairs. Now scientists are finding clues that our Sun may once have had a companion of its ...