James Webb Space Telescope and the W.M. Keck Observatory captured new images of Saturn's moon Titan. Credit: NASA/STScI/W. M.

Leo P, a galaxy once dormant, has reawakened to form stars again, offering new clues about the universe's earliest galaxies.

Astronomers, using the James Webb Space Telescope (JWST), have identified AT 2023adsv, one of the oldest recorded supernovas.

NASA's striking discovery in the universe. The agency's Transiting Exoplanet Survey Satellite (TESS) has discovered a planet ...

Leo P, a tiny galaxy, stopped making stars after the universe’s reionization. Unlike most galaxies, it restarted billions of ...

Astronomers compile a large sample of an unusual class of objects in an effort to connect the dots to the early universe.

Ever since NASA’s James Webb Space Telescope was launched, it’s been revealing more about the universe than even most ...

But researchers have used the James Webb Space Telescope, a collaboration of NASA and its European and Canadian space ...

The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...

Found less than a billion years after the Big Bang, these massive objects are upending astronomers’ timeline for how early ...

Data from the James Webb Space Telescope and advanced computer models have classified a type of planet unlike any in our ...

The James Webb Space Telescope has spotted one of the earliest and most distant supernovas, marking the death of a stellar ...