Leading X-ray space telescopes XMM-Newton and XRISM have spotted a never-seen-before blast from a supermassive black hole. In ...

The James Webb Space Telescope and other international observatories have spotted a 13-billion-year-old supernova. On Tuesday ...

The peak viewing of the Geminid meteor shower, or what Space.com called “pre-Christmas display of celestial fireworks,” will ...

Hidden Giants in Cape Town a cosmic science-meets-music show with immersive visuals, emotive music, and storytelling. Student ...

Aliens might be transmitting communications signals to each other across exoplanets, some astronomers think. Since these ...

Astronomers have sighted the oldest known stellar explosion, dating back to when the universe was less than a billion years ...

NASA has visualized the cataclysm, which is thought to have caused a mysterious eruption of gamma rays captured by telescopes ...

A Rutgers astrophysicist is helping to solve a cosmic puzzle that has astronomers scratching their heads. The mystery centers ...

Scientists are testing a novel way to measure cosmic expansion using time delays in gravitationally lensed quasars. Their ...

New simulations of Milky Way-like galaxies reveal that the strange split between two chemically distinct groups of stars may ...

Researchers have found a razor-thin, rotating string of galaxies inside a massive cosmic filament, revealing unexpected ...

Astronomers watched as a black hole whipped up cosmic winds that shot material into space at 37,280 miles per second (60,000 ...