The age of the Universe is usually presented as a simple number: about 13.8 billion years. It sounds settled, almost tidy.

Just as the dinosaurs didn't disappear but rather evolved into birds, cosmic dinosaurs in the form of the JWST's Little Red ...

A merger of galaxies and their supermassive black holes in the ZS7 system was spotted by the James Webb Space Telescope. The ...

Using the James Webb Space Telescope, astronomers have created the most detailed map of the cosmic web ever.

Astronomers found the most distant nuclear disc ever seen, showing galaxies became organized far earlier in the Universe than ...

Researchers studying the universe's "Pink Planet" have discovered an unexpected feature in its atmosphere: clouds made of salt. A team of astronomers led by Northwestern University used the James Webb ...

Scientists using the James Webb Space Telescope have identified an unexplained infrared signature on Titan and Pluto, hinting ...

Earlier visible-light observations by NASA's Hubble Space Telescope could not show the galaxy's central region because dust blocked the view.

Fabian A black hole does not simply vacuum up everything around it. Most of the time, even a supermassive black hole — an ...

A gas filament stretching 800 light-years across, moving at roughly 1.3 million miles per hour, may finally explain one of ...

New observations of WD 1856 b, a gas giant closely orbiting a white dwarf, offer a preview of what could happen to Jupiter and Saturn after the sun dies in about five billion years.