A new study looking at the isotopic ratios in interstellar comet 3I/ATLAS after its closest approach to our star has suggested it may have formed around an old, low-metallicity star in the Milky Way's ...

Astronomers have recently unveiled a remarkable discovery: an interstellar tunnel that links our solar system to distant stars. This hidden channel, composed of hot gas, serves as a cosmic pathway ...

The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's ...

Add Yahoo as a preferred source to see more of our stories on Google. Today is the day that astronomers, amateur stargazers and alien conspiracy theorists alike have been waiting for: interstellar ...

As part of the Decadal Survey on Astronomy and Astrophysics (Astro2020), the Panel on the Interstellar Medium and Star and Planet Formation will identify and articulate the scientific themes that will ...

Interstellar objects like 3I/ATLAS that have been captured in planet-forming discs around young stars could become the seeds of giant planets, bypassing a hurdle that theoretical models have ...

Analysis reveals what appears to be a channel of hot, low-density plasma stretching out from our solar system toward distant ...

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way to Jupiter.