5 Major Moments Missing From the Supergirl Movie That Are Amazing in Woman of Tomorrow

Supergirl makes serious changes to Woman of Tomorrow for the live-action adaptation, cutting some of the comic's best-looking ...

This mysterious radio signal has puzzled astronomers for nearly 50 years

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...
Smithsonian Magazine

A Rare Comet Made History as the Third Known Interstellar Object to Fly Through Our Solar System. Studies Are Now Revealing the Mysterious Conditions in Which I…

In the latest research, telescope observations of 3I/ATLAS examine its chemical structure and suggest that it took shape in a ...

Can NASA save the Swift Observatory? Agency has a plan to try

The Swift Observatory is in peril more than 2 decades after a Cape Canaveral launch. Here's what to know about NASA's ...
Climate Compass on MSN

The 5 most controversial space discoveries experts reject - based on real peer reviews

Space science has a long tradition of bold claims followed by even bolder scrutiny. Some of the most headline-grabbing ...

Inside NASA’s daring race to save a doomed space telescope

NASA's Swift Observatory is in peril. A last minute mission to save it could make spaceflight history. Here's everything to ...

Could This Visitor From Another Star System Be Alien Technology? SETI Investigates

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

Is Vladimir Putin on the brink of taking war into space?

With Russia increasing disruption to European infrastructure in orbit, including jamming, and monitoring of essential ...

Interstellar comet that zoomed past Earth could be oldest and coldest object ever seen in solar system, astronomers say

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar ...

Interstellar comet likely far older than Solar System: astronomers

An interstellar comet that blazed past the Sun last year could be nearly three times older than our Solar System and is ...
Celestium on MSN

The interstellar object some scientists say could be alien

In July 2025, astronomers detected the third known interstellar object ever observed passing through our solar system—an ancient, carbon-dioxide–rich comet traveling at extraordinary speed. Named 3I ...