Using NASA's Fermi gamma-ray space telescope, astronomers from Shanghai Normal University in China and elsewhere have ...

Integral’s latest survey of the gamma-ray universe continues to change the way astronomers think of the high-energy cosmos. With over seventy percent of the sky now observed by Integral, astronomers ...

Gamma-ray binaries represent one of the most dynamic and intriguing classes of high-energy astrophysical systems. These binaries typically consist of a massive star and a compact object – often a ...

Wehrle, Ann E., Grupe, Dirk, Gurwell, Mark, Jorstad, Svetlana, and Marscher, Alan. 2012. "Gamma-Ray Blazar BL Lacertae at historic high brightness in millimeter, X ...

Astronomers observed GRB 221009A—a gamma-ray burst 2.4 billion light-years away—which nonetheless disturbed Earth’s upper atmosphere with a force equivalent to a major solar flare.

There is a gamma-ray lighthouse shining from the edge of our universe. Astronomers have discovered it using ESA’s orbiting gamma-ray observatory, Integral. Now, they must work hard to understand it.

How gamma-ray bursts (GRBs), the most powerful and spectacular explosions known in the universe since the Big Bang, fuel their high-energy radiations? What kind of physical reactions can trigger and ...

WASHINGTON, Nov 14 (Reuters) - About two billion years ago in a galaxy far beyond our Milky Way, a big star met its demise in a massive explosion called a supernova that unleashed a huge burst of ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. On October 9, 2022, astronomers detected a big bang. But while not ...

A new study suggests that explosive events in space have the potential to temporarily switch off the natural shield that protects us from harmful solar radiation. By Katrina Miller On Oct. 9, 2022, ...