A spiral galaxy, shaped much like our Milky Way, has been found in an era when astronomers believed such well-formed galaxies ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

Using the JWST, an international team featuring UNIGE scientists has detected enormous clouds of helium streaming away from the exoplanet WASP-107b. An international collaboration that includes astron ...

Searching for exomoons—moons that orbit around another planet—was one of the most exciting capabilities expected of the James ...

Galaxies like our Milky Way grew through cascading mergers of smaller galaxies that began billions of years ago. The ancient ...

"The James Webb Space Telescope has captured helium escape from this planet for the first time, and it is the most confident ...

Grant and Cugno used the James Webb Space Telescope (JWST) to pick out the infrared glow from the disk of gas and dust ...

Indian astronomers have identified a surprisingly mature, Milky Way-like galaxy from the universe’s early era. Named ...

The galaxy, seen when the universe was 1.5 billion years old, has a Milky Way-like structure that defies standard models of ...

The discovery of strange, ultra-red objects—especially the extreme case known as The Cliff—has pushed astronomers to propose ...

"In order to get such high sensitivity in the mid-infrared, one needs to go to space, as the atmosphere severely messes up ...

A newly proposed type of supermassive black hole surrounded by a dense gas shell may account for the small red dots seen in ...