On December 19, avid skywatchers can catch a glimpse of the mysterious visitor through powerful binoculars or a telescope ...

Titan is the only other world in the Solar System with lakes and rain. Unlike Earth, those are not made of water, but methane ...

Our fundamental understanding of Neptune and Uranus may be completely wrong, say researchers rethinking our solar system.

Unlike YR4, finding earlier observations of 3I/ATLAS to model where it might have come from was easier said than done. During ...

New study finds interstellar comet 3I/ATLAS exhibits typical comet behavior, with non-gravitational acceleration from outgassing, measured by NASA and ESA spacecraft, confirming it is not artificial.

Data centers in space could reshape power use. Google’s Project Suncatcher targets a 2027 orbit test of TPUs, lasers and ...

The interstellar comet known as 3I/Atlas, discovered over the summer, will make its closest approach on Friday, passing at a ...

Astronomers say 3I/ATLAS is so unusual that it is forcing a rethink of probability distributions used to model interstellar ...

The galaxy’s most common stars may be missing a key ingredient for life: Long-lived moons. Most stars in our galaxy are small ...

Assuming Google does manage to launch a prototype in 2027, will it simply be a high-stakes technical experiment – or the ...

A predictive space weather model developed by APL and partners that is designed to simulate how solar storms affect Earth is ...

They are putting themselves to the fullest possible use, which is all I think that any conscious entity can ever hope to do.