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 ...

Researchers from The University of Western Australia node at the International Centre for Radio Astronomy Research (ICRAR) ...

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

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

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

Science X is a network of high quality websites with most complete and comprehensive daily coverage of the full sweep of ...

Japanese scientists simulated faint 21-centimeter radio waves from the Universe’s “Dark Ages,” offering a potential way to ...

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

A gamma ray glow at our galaxy’s center has puzzled scientists for almost two decades. New computer simulations back the ...

Why is the universe expanding at an ever-increasing rate? This is one of the most exciting yet unresolved questions in modern ...