Mysterious ‘Little Red Dots’ Could Be Tiny Galaxies with Giant Black Holes at Their Hearts
The mysterious objects spotted in the early Universe may not be isolated points of light after all. A…
Extended components of little red dots in the rest-frame optical
Furtak, L. J. et al. JWST UNCOVER: extremely red and compact object at zphot = 7.6 triply imaged…
Cosmic plasma was supposed to rule out dark photons. Simulations say otherwise
A major limit on dark photon dark matter may be far weaker because early-universe plasma stops absorbing energy…
Dark matter may be naturally tuned to a hidden fifth dimension
Dark matter appears to hold galaxies together, yet it has never shown itself directly. A new theory suggests…
New study reveals how dark matter formed shortly after the Big Bang
Dark matter may not have needed a calm, cold start to help build the universe. For decades, that…
Where did the universe’s oldest star clusters come from? A new study has an answer |
For decades, astronomers have searched for the birthplace of globular clusters, the dense spherical collections of stars that…
Hubble Peers into 13-Billion-Year-Old Globular Cluster
Astronomers using the NASA/ESA Hubble Space Telescope have captured this vivid image of NGC 6426, an ancient globular…
Hubble has spotted ‘impossible’ light in deep space, and scientists are trying to explain where it came from
Astronomers have detected light from a tiny but powerful galaxy that existed when the universe was still emerging…
Hubble Catches Tiny Galaxy Clearing Cosmic Fog Just 1.4 Billion Years After the Big Bang
A small, ferociously star-forming galaxy observed by NASA’s Hubble Space Telescope has given astronomers their closest look yet…
A new window on neutrino astronomy at cosmological distances – Nature
A new window on neutrino astronomy at cosmological distances NatureGhost particle could have traveled 11 billion light-years to reach…
JWST Confirms Most Distant Gravitational Lens: Galaxy Cluster Defies Cosmic Formation Models
NASA’s James Webb Space Telescope has confirmed that a galaxy cluster 10.4 billion light-years away is the most…
Scientists use Einstein’s equations to reveal what came before the Big Bang
Some of the hardest questions in cosmology begin where the usual math gives up. Push Einstein’s theory far…