NASA's James Webb Space Telescope has collected its first mid-infrared chemical fingerprint of an interstellar object during ...

A massive interstellar comet is racing through our solar system at unimaginable speed. Scientists believe it may contain ...

NASA's James Webb Space Telescope has made a breakthrough by detecting methane gas on the interstellar comet 3I/ATLAS for the ...

Interstellar comet 3I/ATLAS carries water with a deuterium-to-hydrogen ratio at least 40 times higher than that of Earth’s ...

Methane has been detected on comet 3I/Atlas. It is the first detection of methane on an interstellar comet. Scientists have ...

3I/ATLAS may be departing our solar system, but it’s still very much on Avi Loeb’s mind. In a recent blog post, the Harvard ...

NASA's James Webb Space Telescope has detected methane gas on interstellar comet 3I/ATLAS for the first time, revealing unique chemical properties unlike solar system comets.

Since the dawn of the solar system, rocky visitors from deep space have blazed across Earth’s skies. When will the next asteroid or interstellar object make its pass by our planet?

Harvard's Avi Loeb suggests interstellar object 3I/ATLAS might have scattered life-building materials, reviving panspermia ...

Could this Soviet-era spacecraft be pretending to be a "dark comet?" The post Paper Claims the “Asteroid” Japan’s Probe Is ...

Harvard astronomer Avi Loeb suggests interstellar objects like 3I/ATLAS might be seeding life across the universe, proposing ...

Mercury may have gotten much of its polar ice within a single Mercurian day following a massive asteroid impact, a new study ...