"This is a structure we've never seen before, so it could be a new class of dark object." ...

Solar storms are eruptions that release some of the energy stored in the sun's strong magnetic field. These can create ...

Known as dinosaur stars for both their primeval nature and their immense size, Population III stars existed only when the universe was very young. At that time chemistry was simple. The stars would ...

New observations from the James Webb Space Telescope have revealed unexpected features in the early universe, including unusually bright galaxies, rapidly forming black holes, and compact objects that ...

The James Webb Space Telescope has confirmed the most distant, early galaxy in the known universe. The new contender, MoM-z14, is visible just 280 million years after the Big Bang.

Astronomers have sought to explain the existence of supermassive black holes forming less than a billion years after the Big Bang, a timescale incompatible with standard stellar evolution processes.

The James Webb Space Telescope is forcing cosmologists to redraw the schedule of the early cosmos. Structures that were ...

The NASA/ESA/CSA James Webb Space Telescope has topped itself once again, delivering on its promise to push the boundaries of ...