The Chandra X-ray Observatory view of galaxy group NGC 4839 has revealed that it is "plunging into the Coma galaxy cluster ...

Their journeys intertwine in an untidy, fateful fashion – and Lobo (Jason Momoa) is there too! It all sounds familiar, I know ...

In 1988, the Soviet Union launched two of its most ambitious spacecraft ever built not toward Mars itself, but toward one of ...

Deep within Uranus and Neptune, immense pressure and heat are transforming carbon into diamonds that rain down through the ...

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

Different colored suns in the DC Universe have vastly different effects on Supergirl, Superman, and others from the planet ...

Rare 160-million-year-old sea spider fossils from Southern France look nearly identical to living species, revealing a body ...

Is Kara Zor-El more powerful than Thanos or Captain Marvel? We explore the possibilities in our Supergirl vs MCU characters ...