4+ hour, 2+ min ago  (925+ words) Earth Sky isn't powered by billionaires. We're powered by you. Support Earth Sky's 2026 Donation Campaign and help keep science accessible. ESA said on July 6, 2026, that the Euclid space telescope has discovered 31 of the most ancient quasars yet known. And that…...

6+ hour, 20+ min ago  (590+ words) A black hole shredded a massive star in a record-breaking explosion, but what astronomers discovered afterward may be even more remarkable. Black holes are among the most destructive objects in the universe, but astronomers have now witnessed one carrying out…...

1+ hour, 40+ min ago  (992+ words) In the standard picture of galaxy formation, large halos of dark matter form first. Their gravity pulls in ordinary matter, mostly gas, which can then cool, collapse, and form stars. But this process is not supposed to be perfectly efficient....

2+ hour, 2+ min ago  (976+ words) Quasars rank among the brightest and most powerful objects in the universe. They are fueled by supermassive black holes that consume surrounding material at the centers of galaxies, producing so much energy that they can be seen across billions of…...

6+ hour, 20+ min ago  (350+ words) Sci Tech Daily The Milky Way's Black Hole Isn't Tearing Everything Apart " New Observations Reveal a Surprise New observations show that the supermassive black hole at the center of the Milky Way does not consume nearby dust objects as previously…...

6+ hour, 47+ min ago  (70+ words) Paper co-authored by Associate Professor ONOUE Masafusa has been published on Astronomy & Astrophysics "Euclid: Discovery of 31 new quasars at 6. 6 waseda. jp Euclid: Discovery of 31 new quasars at 6. 6 < z < 7. 8 | Astronomy & Astrophysics (A&A) The Waseda Institute for Advanced Study Sorry! The Waseda…...

6+ hour, 2+ min ago  (290+ words) Published in the journal Nature, the study demonstrates that manipulating tailored materials over ultra-precise timelines can simulate the physics of objects rotating faster than the speed of light, providing a new way to amplify electromagnetic waves. The successful experiment moves…...

16+ hour, 6+ min ago  (706+ words) WASHINGTON, July 8 (Reuters) " A quasar " among the universe's most luminous and energetic objects " is a supermassive black hole caught in the act of guzzling matter at the heart of a galaxy. Scientists have now found quasars dating to so early…...

7+ hour, 23+ min ago  (329+ words) More than fifty years ago, Sir Roger Penrose proposed a fascinating concept where energy could be extracted from a rapidly spinning black hole. In his theory, a particle entering the black hole's ergosphere'the region surrounding the black hole where space…...

14+ hour, 57+ min ago  (756+ words) Powerful winds from supermassive black holes may explain why some of the universe's largest galaxies stopped making as many stars as expected. Astronomers are gaining new insight into one of the universe's biggest puzzles thanks to the X-Ray Imaging and…...