There’s something intriguing about the unknown, especially when it’s hurtling towards our solar system. Astronomers and ...

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

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 ...

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 ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. You probably learned growing up there are nine planets around the ...