The James Webb Space Telescope captured this image of a young galaxy cluster, MACS J0553.4-3342.

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

Astronomers have discovered the secrets of early galaxies that pumped the infant cosmos full of dust, but by studying a much ...

NASA's Webb telescope discovered a hidden giant exoplanet in the Beta Pictoris system using a new atmospheric detection ...

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

This artist’s concept shows the Beta Pictoris system with the discovered giant exoplanet Beta Pictoris d at the right. It has ...

NASA's James Webb Space Telescope has revealed new details about the blistering lava planet 55 Cancri e, where temperatures ...

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

NASA's James Webb Space Telescope observed gas swirling near the supermassive black hole in galaxy NGC 4696, revealing ...

NASA has released the most detailed images of the Centaurus A galaxy we've ever seen, captured by the James Webb telescope.

Credit: ESO / Digitized Sky Survey 2 Astronomers found the missing giant architect of a famous young star system — a world ...