Gamma-ray bursts are the most violent explosions in the universe. In a fraction of a second, they can release more energy than the sun will emit across its entire 10-billion-year lifetime. Most are ...
The Milky Way’s farthest spiral arms have long been sketched more from motion than measurement. Now three violent explosions ...
The Mysterious Glow at the Center of Our Galaxy For years, scientists have marveled at the enigmatic gamma-ray glow emanating from the center of the Milky Way. This persistent radiance has puzzled ...
Nearly a century after astronomers first proposed dark matter to explain the strange motions of galaxies, scientists may finally be catching a glimpse of it. A University of Tokyo researcher analyzing ...
Solar physicists say they have found a key source of intense gamma rays unleashed when Earth's nearest star produces its most violent eruptions. In findings published in Nature Astronomy, scientists ...
The LHAASO observatory has detected gamma rays above 100 TeV from a gamma-ray binary for the first time, challenging current models of cosmic particle acceleration. (Nanowerk News) The Large High ...
A stellar explosion that briefly outshone its entire host galaxy may have left behind a calling card no superluminous supernova has ever produced before: a burst of high-energy gamma rays detected by ...
An X8.2 class solar flare flashes in the edge of the Sun on Sept. 10, 2017. This image was captured by NASA's Solar Dynamics Observatory and shows a blend of light from the 171 and 304 angstrom ...