An international team of astronomers, led by SRON, has observed a sudden outburst of matter near the supermassive black hole ...

A decade-long investigation into puzzling neutrino behavior has now ruled out one of the most widely discussed explanations: the sterile neutrino.

Astronomers at the University of North Carolina at Chapel Hill have helped uncover new clues about the longest-lasting cosmic ...

The universe has no shortage of mysteries, many of which have puzzled us for ages. One of the biggest is the existence of ...

Tyson’s ultimate goal was to image large swathes of the sky, measuring how galaxies’ shapes distorted as their light ...

“The fact that we can now watch stars explode and immediately see the structure of the material being blasted into space is ...

R esearchers have calculated one of the most precise estimates for the expansion rate of the universe today, and it turns out ...

NASA's newest Hubble Space Telescope image of interstellar object 3I/ATLAS has intensified scientific scrutiny after ...

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other ...

A surprisingly mature spiral galaxy from cosmic dawn is rewriting ideas about how fast the Universe built its first galaxies.

A team of astronomers using a variety of ground and space-based telescopes including the W. M. Keck Observatory on Maunakea, ...

Researchers have discovered a large, orderly spiral galaxy that formed soon after the Big Bang, when space was only about 1.5 ...