The passing gravitational waves “stretch or contract the universe by around 20 meters [about 65 feet] or so,” says Matthew ...

"An epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners of the ...

"They are everywhere!" A terrifying finding made in a solar system void. The discovery of a record-mass stellar black hole in our galaxy.

By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...

Using the Gemini North telescope, astronomers have detected the largest black hole jet ever seen in the early universe. It's twice as long as the Milky Way.

Researchers using the Event Horizon Telescope have significantly advanced our understanding of the supermassive black hole at ...

ASTRONOMERS may have just found the fastest exoplanet system in the galaxy – a super-Neptune world orbiting a hypervelocity ...

The 2020s have already seen many lunar landing attempts, although several landing craft have crashed or toppled over. With ...

LISA is set to revolutionize our understanding of the gravitational universe and the interactions that make the entire cosmos ...

As night falls on the Atacama desert in northern Chile four giant telescopes turn their gaze towards the star-strewn heavens.

The sun is much more than a bright light in the sky. It's a giant ball of burning gas that holds our cosmic neighborhood ...

NASA officials said what Juno spotted was 'the most powerful volcanic event ever recorded on the most volcanic world in our ...