Lacki suggests detecting the combined glow of the emissions of several civilizations. It’s an approach that comes with its ...

On October 6 1995, at a scientific meeting in Florence, Italy, two Swiss astronomers made an announcement that would transform our understanding of the universe beyond our solar system. Michel Mayor ...

Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...

The Copernican Principle, named in honor of Nicolaus Copernicus (who proposed the heliocentric model of the Universe), states ...

One of the most notable properties of the giant planets in our solar system—Jupiter, Saturn, Uranus and Neptune—are the ...

What is the biggest object in the universe? Learn more about the biggest objects in the universe, including galaxies, galaxy ...

Lord, Gamora, Drax, Rocket and Groot to the Marvel Cinematic Universe, 2014’s "Guardians of the Galaxy" also spotlighted the Nova Corps, the military/police force for the planet Xandar. As such, that ...

Some habitable worlds orbiting dead stars could be kept alive for aeons thanks to a quirk of Einstein’s theory of gravity ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

W elcome to the only martini bar in the universe that looks like a Doctor Who fever dream. There’s the galaxy of stars and all that glitters built into the bartop itself; martini deftly served anyway ...

From lava worlds to gas giants, NASA says the variety of these worlds is staggering—and that signs of a further 8,000 distant ...