Scientists have discovered a bizarre planetary system where a rocky world orbits farther out than giant gas planets, defying ...

Astro Brief is a podcast collaboration between KSMU, the Missouri Space Grant, and MSU's Department of Physics, Astronomy and ...

Exoplanets are planets that orbit stars other than the sun and thus exist outside the solar system. The word "exoplanet" ...

Using a new technique that partly relies on artificial intelligence, researchers spotted potentially more than 10,000 new ...

Our solar system is speeding through the galaxy at more than three times the velocity scientists once believed, according to a new peer-reviewed study. The findings,released in November 2025, could ...

For the first time in years, astronomers are seriously talking about adding a new member to the solar system’s planetary family. I’m not talking about reviving Pluto’s status, but about a potential ...

Scientists studying ancient Antarctic ice have discovered new evidence that Earth is currently traveling through a cloud of ...

Pluto was believed to be the only body beyond Neptune with an atmosphere. Now, a new discovery in our solar system is challenging that assumption.

Astronomers found 'heavy water' in interstellar comet 3I/ATLAS, suggesting it formed in a cold, unusual environment beyond ...

Astronomers have detected a thin yet rare atmosphere for the very first time beyond Pluto around a small celestial body in the outer solar system. The existence of an atmosphere surrounding ...