Exotic cosmic objects known as ultra-luminous X-ray sources produce about 10 million times more energy than the sun. They’re so...
With data from the Kepler (NASA), Gaia (ESA) and SOHO (NASA/ESA) satellites, a team, led by Instituto de Astrofísica e...
By observing the night sky, medieval monks unwittingly recorded some of history’s largest volcanic eruptions. An international team of researchers,...
Both scientists and the public can navigate a new global image of the Red Planet that was made at Caltech...
Astronomers have made a rare discovery in the early universe involving two actively feeding supermassive black holes—or quasars—just 10,000 light-years...
An international team of astrophysicists and cosmologists at various institutes including the Kavli Institute for the Physics and Mathematics of...
Astrophysicists in Italy have shed new light on the nature of matter from the James Webb Space Telescope (JWST) detection...
The universe is expanding, but how fast exactly? The answer appears to depend on whether you estimate the cosmic expansion...
The James Webb Space Telescope has discovered the four most distant galaxies ever observed, one of which formed just 320...
Using data from ESA’s Gaia mission, astronomers have discovered not only the closest but also the second closest black hole...
Earth’s magnetic field does more than keep everyone’s compass needles pointed in the same direction. It also helps preserve Earth’s...
On April 3, 2023, NASA announced the four astronauts who will make up the crew of Artemis II, which is...
