Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

Southwest Research Institute has delivered the novel Compact Dual Ion Composition Experiment (CoDICE) instrument for final ...

All eyes are on Comet 3I/ATLAS as astronomers worldwide chase the exotic ice ball through our solar system ...

Classified as a comet, 3I/Atlas was first spotted on Tuesday by the NASA-funded ATLAS survey in Hawaii. Subsequent analysis ...

Astronomers have discovered a new interstellar comet passing through our solar system, marking the third interstellar object ...

Astronomers spot a mysterious object from interstellar space. The object, 3I/Atlas, is traveling at 60 km/s. It poses no ...

The object gained an official name, C/2025 N1 or 3I/ATLAS, on Wednesday. Moving at a record-setting speed for an interstellar ...

NASA's New Horizons spacecraft has successfully conducted the first-ever deep space stellar navigation test, while traversing the Kuiper Belt.

Sometimes "the universe comes to us," writes the European Space Agency. For the third time since 2017, an interstellar object ...

Astronomers yesterday confirmed the discovery of an interstellar object racing through our Solar System — only the third ever ...

Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...

We have discovered two interstellar objects so far, ’Oumuamua and Comet 2I/Borisov. ’Oumuamua had no dust tail and a ...