The interstellar object 3I/ATLAS has sparked intrigue in the scientific community after NASA's SPHEREx spacecraft detected ...

SPHEREx detected a mix of molecules streaming off the comet, including water ice, carbon dioxide, and rocky material.

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?

Comets usually fade quietly once they swing past the Sun. Interstellar comet 3I/ATLAS did not follow the same path. Instead, ...

Born from dreams of celluloid, Orestes is a Greek-American writer based in London with degrees in Screenwriting, Film Studies, and Comparative Literature, as well as years of experience in ...

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

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn in this story: Atomic clocks will only see a loss of 1 second in accuracy over a ...

Passages of the Solar System have only been established in three interstellar objects, but the construction of new telescopes is envisioned in the future where visiting aliens will not be something ...

Dr. Marcus Hale, a physicist at the University of Cambridge, has proposed a fascinating theory that could potentially revolutionize our understanding of interstellar travel. In a 2023 paper published ...

Research on heliospheric physics and interstellar medium dynamics has advanced our understanding of the complex interaction between the solar wind and the interstellar environment. The heliosphere – a ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American In an earlier blog post about Christopher ...