An international team of astronomers has achieved a first in probing the early universe, using the James Webb Space Telescope ...

For the first time, NASA Chandra X-ray telescope has been used to discover a pair of black holes in dwarf galaxies that are ...

Travel back 390 million years after the big bang to the ancient Maisie's Galaxy in this stunning 3D visualization that ...

Using Georgia State’s CHARA Array, an international team of scientists has uncovered unexpected complexity in how stars explode. Astronomers have obtained images of two stellar explosions, called ...

Astronomers may have uncovered a massive hidden planet far beyond Neptune, using decades-old infrared data. The object’s ...

The James Webb Space Telescope blasted off from a launchpad in French Guiana in 2021, before reaching a spot in orbit a million miles away. It soon began breaking cosmology.

In any other year, the supermassive black hole mentioned above would probably scoop the award for most striking outburst, but not in 2025. This year, that accolade goes to a flare designated ...

The intense winds of giant stars, which carry the essential elements for life throughout the galaxy, are not solely driven by ...

By tracking tiny stellar wobbles, astronomers have detected planets forming around young stars for the first time.

The 23rd day of the annual Space Telescope Advent Calendar displays three spiral galaxies of varying size, seemingly close ...

New findings suggest sunlight may not be powerful enough to propel stellar winds thought to spread the seeds of life ...

The year’s most memorable moments from astronomy and space exploration include a double-detonating supernova, a private moon ...