The findings suggest Earth’s geological story was partly written in the stars – specifically, in the spiral arms of our home ...

There’s something intriguing about the unknown, especially when it’s hurtling towards our solar system. Astronomers and scientists across the globe are currently tracking a mysterious object making ...

Astronomers have been racing to get a better look at 3I/ATLAS, a mysterious object with interstellar origins that has defied ...

The Gaia space telescope has measured the acceleration of the Solar System when it orbits the center of our Milky Way galaxy. The Solar System motion relative to the stars agrees with the results by ...

When NASA's ATLAS survey first spotted the interstellar comet 3I/ATLAS in July 2025, astronomers recognized it as a rare and intriguing visitor from ...

Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the discovery of Pluto in the 1930s. Labelled as Planet X, prominent astronomers ...

Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. The size of the solar system is defined by the volume ...

A July 18 post (direct link, archive link) on X, formerly Twitter, features an illustration of the sun. "THE REAL REASON FOR CLIMATE CHANGE: The distance of where you are from the Sun is constantly ...