An interstellar comet racing through our solar system released methanol, methane and cyanide, NASA says. Could these life linked molecules hint at how worlds across the cosmos are seeded?

Comet Wierzchoś, also known as C/2024 E1, is rapidly brightening as it approaches its closest point to Earth next week. But experts predict it will eventually be thrown out of the solar system ...

"The most likely explanation for the dimming is a brown dwarf – an object heavier than a planet but lighter than a star – surrounded by a vast and dense ring system." ...

When NASA’s Hubble Space Telescope captured a sharp image of the interstellar object 3I/ATLAS on July 21, 2025, it handed ...

The interstellar visitor, only the third such object to be discovered passing through our solar system, ignited controversial ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the ...

A Harvard scientist has suggested that our Solar System may be far more crowded with interstellar objects than anyone ...

A NASA spacecraft has discovered organic chemicals on 3I/ATLAS, which Harvard scientist Avi Loeb claims raises the ...

This twist — that 3I/ATLAS' outer layers have been baked by the sun — does not derail our mission. It just makes the science ...

Astronomers are tracking a visitor called 3I/ATLAS, the third confirmed interstellar object ever observed. The two previous instances were 1I/’Oumuamua in 2017 and 2I/Borisov in 2019. 3I/ATLAS is ...

January brought a wide range of thoughtful science conversations featuring researchers from the SETI Institute, spanning everything from hands-on planetary defense with citizen scientists to careful ...

A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...