Why then should a comet increase, since it was already past the Sun and began its long departure? A NASA space telescope ...

An interstellar comet can seem to be silent when it is the hottest and so at the same instant it will suddenly unleash its ...

New infrared observations reveal that the rare interstellar visitor known as comet 3I/ATLAS has dramatically brightened ...

NASA’s SPHEREx mission observed infrared emissions from interstellar comet 3I/ATLAS, documenting changes in dust, gas, and ...

NASA's SPHEREx spacecraft has detected organic molecules on comet 3I/ATLAS, leading scientists to speculate it could be seeding life across the universe.

NASA's infrared telescope SPHEREx captured stunning images of interstellar comet 3I/ATLAS as it exited the solar system.

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A map of the entire sky ...

Add Yahoo as a preferred source to see more of our stories on Google. Just nine months since its launch, NASA’s newest space telescope has unveiled a jaw-dropping map of the cosmos unlike any we have ...

NASA’s SPHEREx space telescope has completed its first infrared map of the entire sky in 102 colors using observations made between May and December 2025. NASA’s SPHEREx space telescope — launched in ...

In a world that often measures itself in days, years, decades and centuries, a second seems insignificant. But a lot can happen in an instant. It takes a lightning bolt just 30 microseconds to strike ...

NASA's SPHEREx mission turned its infrared instruments toward comet 3I/ATLAS during its December 2025 campaign, contributing valuable data to the study of this unique interstellar object. The ...