Cosmic Clues from Amaterasu: Blazar-Driven Ultrahigh-Energy Cosmic Rays?
Saikat Das et al 2025 ApJL 988 L8 Researchers have found evidence that the 244 EeV Amaterasu event could have originated from the nearby blazar PKS 1717+177, provided that there is a strong…
Read the full articleYou might also wanna read
Ultraheavy nuclei may explain origins of highest-energy cosmic rays, Penn State study finds
UNIVERSITY PARK, Pa. — There may be an ultraheavy explanation for the mystery surrounding the origins of the highest-energy particles ever o
psu.edu·1mo ago
First direct observation of Askaryan radiation in ice confirms new method for detecting ultrahigh-energy neutrinos
Ultrahigh-energy neutrinos can be our gateway to studying some of the Universe’s most energetic but least understood phenomena. Today’s pape
astrobites.org·1mo ago
Astronomers trace high-energy neutrino to distant 'Shadow Blaster' galaxy 11 billion light-years away
Scientists still don’t know where ghostly particles called neutrinos originate. A distant galaxy could be a potential source.
cnn.com·13d ago
ALMA Identifies Ancient Starburst Galaxy as Likely Source of IceCube High-Energy Neutrino
Gravitational lensing allowed astronomers to study a compact, dust-obscured galaxy from 11 billion years ago that is the most plausible coun
almaobservatory.org·20d agoQuasar at the Dawn of the Universe “Blinked” for Astronomers have observed the flickering quasar J0439+1634 as it appeared just 850 million years after the Big Bang — one of the earliest such objects
Quasar at the Dawn of the Universe “Blinked” for Astronomers have observed the flickering quasar J0439+1634 as it appeared just 850 million
MIT astronomers detect earliest known flickering quasar from cosmic dawn era
Scientists detected a quasar flickering from the very early universe, a time known as the “cosmic dawn,” just 850 million years after the Bi
news.mit.edu·1mo ago
Comments
Sign in to join the conversation.
No comments yet. Be the first.