James Webb Telescope uncovers hidden, dust-packed red galaxies—Ultra-red Flattened Objects—challenging past theories and ...

"We report the discovery of one of the most distant galaxies known to date," astrophysicist Joris Witstok told Newsweek.

A galaxy inside a bubble may be evidence that the universe was starting to become transparent 330 million years after the big bang ...

A peculiar exoplanet named Enaiposha challenges our understanding of celestial bodies, blending traits of mini-Neptunes and ...

The recent findings up the number of exoplanets orbiting Barnard’s Star from one to at least three, possibly four, as ...

Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.

New observations with the Atacama Cosmology Telescope in Chile reveal the earliest-ever "baby pictures" of our universe, ...

Astronomers rely on clear observations to study celestial objects, but cosmic dust alters what we see, making stars appear ...

A trip back in cosmic time This cosmic trip back in time revealed that the observable universe extends for almost 50 billion light-years in all directions around us. The universe's mass was ...

While previous telescopes mapped temperature fluctuations in the cosmic microwave background, indicating where matter was starting to clump together and foreshadowing the universe’s present-day ...