Milky Way’s ‘Central Black Hole’ is Compact Object Composed of Fermionic Dark Matter, Study Says
For decades, the motions of stars near the center of our Milky Way Galaxy have been treated as…
Ultra-High-Energy Neutrino May Signal First Glimpse of Primordial Black Hole Explosion
Physicists at the University of Massachusetts Amherst argue that an ultra-high-energy neutrino detected by the KM3NeT experiment could…
New gravitational wave detection tests Einstein’s theory of gravity
On January 14, 2025, the LIGO detectors recorded the loudest gravitational-wave (GW) signal to date, GW250114_082203, nicknamed GW250114,…
Event Horizon Telescope Pinpoints Possible Origin of Messier 87’s Black Hole Jet
Astronomers using the Event Horizon Telescope — a planet-scale array of eight ground-based radio telescopes — have identified…
Back from the dead, a black hole is erupting after a 100-million-year hiatus
Inside an incredibly bright cluster of galaxies, a long-dormant supermassive black hole has come back to life. Radio…
A cosmic giant caught breaking the universe’s growth rules
In the early universe, astronomers found a rare light that breaks the rules of how black holes grow.…
New Cosmological Simulations Shed Light on Growth of Black Holes in Early Universe
New state-of-the-art simulations by Maynooth University astronomers show that in the dense, turbulent dawn of the cosmos, ‘light…
Physicists Begin Building First-Ever Graviton Detector
Stevens Institute of Technology physicist Igor Pikovski and colleagues are developing the first experiment designed to capture individual…
James Webb Space Telescope Solves a Cosmic Mystery by Revealing the True Identity of Mysterious “Little Red Dots” in Deep Space
One of the earliest mysteries uncovered by NASA’s James Webb Space Telescope (JWST) involved what astronomers call “little…
Myth of wormholes and the quantum meaning of Einstein-Rosen Bridge
For decades, wormholes have been hypothesized as mysterious tunnels that might let us cross galaxies or even time…
Astronomers Captured a Rare Image of a Supermassive Black Hole Erupting Like a Cosmic Volcano After 100 million Years of Silence
This LOFAR DR2 image of J1007+3540 superimposed over an optical image by Pan-STARRS shows a compact, bright inner…
Early Universe’s ‘Little Red Dots’ Are Young Supermassive Black Holes, Astrophysicists Say
Astrophysicists at the University of Copenhagen show that the enigmatic ‘little red dots’ — red sources scattered across…