Astronomers have discovered a vast and enigmatic bridge of gas stretching across 185,000 light-years, connecting two distant ...

A faint radio "whisper" from ancient hydrogen reveals the universe was heating up long before it filled with starlight.

The newly found object has an estimated mass about one million times that of the Sun. Its true identity remains uncertain: it ...

The story begins with the black hole information paradox. According to relativity, anything that falls into a black hole is ...

This summer, students at the University of Denver participated in the collaborative and innovative course, “Ways of Seeing & ...

Astronomers have discovered a surprisingly "pristine" red giant with the lowest concentration of heavy elements ever seen in ...

A research race has ignited among astronomers over 'little red dots' (LRDs), unidentified celestial objects primarily found ...

Using a global network of telescopes, astronomers have detected the lowest-mass dark object yet found in the universe.

The James Webb Space Telescope has changed the game for planet hunters. Recent readings found what look like the first clues ...

Before the cosmos lit up with stars and galaxies, the universe passed through a dark, silent era. But new findings suggest ...

The Universe is immense. Our most powerful telescopes observe galaxies whose light has taken more than 10 billion years to ...

Astronomers have detected one of the darkest objects ever seen at a record cosmic distance—only with the assistance of ...