Some of the most revealing objects in the solar system do not belong to it. Comet 3I/ATLAS, only the third confirmed interstellar visitor ever identified, has become a test case for how modern ...

There have been plenty of attempts to resolve the "Hubble Tension" in cosmology. This feature describes how one of the most important variables in cosmology, the expansion of the universe, takes on ...

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar ...

Scientists have long know many objects floating at the solar system's out edges resemble snowmen, but the reasons why were ...

Scientists detect alcohol on interstellar comet 3I/ATLAS. The strange discovery could reveal secrets about alien solar systems and cosmic chemistry.

Asteroids are some of the oldest objects in the solar system: leftovers from the chaotic time when planets were assembling ...

The interstellar comet 3I/ATLAS was confirmed in July 2025 as the third known object to visit our solar system from interstellar space. Despite conspiracy theories, scientists say 3I/ATLAS shows all ...

The interstellar comet 3I/ATLAS was the third object ever discovered in our solar system that originated from another star system. Despite a viral conspiracy theory, NASA officials have repeatedly ...

An interstellar comet can glow in X-rays even while remaining hundreds of millions of kilometers away. That is what makes 3I/ATLAS unusually valuable to astronomers. The object, only the third known ...

A Harvard scientist has suggested that our Solar System may be far more crowded with interstellar objects, chunks of rock or ice from other star systems, than anyone realized. Avi Loeb, who made ...

New observations have ruled out the chances of an asteroid hitting the moon in 2032, according to scientists using the James Webb Space Telescope.