The galaxy cluster appears hotter and more mature than it should for its young age, challenging what we think we know about ...

Astronomers are gathering in Phoenix this week for the 247th meeting of the American Astronomical Society (AAS 247), where ...

Astronomers sweeping through the archive of NASA's James Webb Telescope found a group of galaxies with an unknown combination ...

NASA’s James Webb Space Telescope has turned up a tiny set of galaxies in the early universe that look deceptively simple but ...

Research led by Daniel Ivanov, a physics and astronomy graduate student in the Kenneth P. Dietrich School of Arts and Sciences at Pitt, uncovered a contender for one of the earliest observed spiral ...

Scientists at the University of Missouri have identified a small group of unusual objects in the early universe. Using NASA's ...

An inexplicably hot, fast-growing cluster of galaxies in the early universe has scientists questioning theories of galactic ...

JWST has identified nine distant, compact galaxies that do not fit existing categories, raising new questions about how galaxies formed in the early Universe.

Nearly all stars are found inside or around galaxies, but there are ways for stars to escape into intergalactic space.

The most distant and earliest "dead" massive galaxy ever seen shows some galaxies lived fast and died young shortly after the Big Bang. When you purchase through links on our site, we may earn an ...

We often think of galaxies either as individual “island universes” or as a member of a galaxy cluster. But there is another category of association: galaxy groups. Many galaxies — perhaps most in the ...

NASA’s Webb Telescope has identified compact, mysterious galaxies nicknamed “astronomy’s platypus.” These strange objects ...