It's a celestial event that has astronomers both excited and puzzled. Dan Smith has the story of how a gamma-ray burst across ...

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'We found a much stronger signal, and in a different part of the sky, than the one we were looking for.' When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

NASA’s Fermi Gamma-ray Space Telescope "detected none of the high-energy gamma-ray light" from a nearby supernova. NASA explains. Credit: NASA Goddard Space Flight Center ...

NASA has officially halted science observations conducted by its Neil Gehrels Swift Observatory. Don't worry, though. NASA said the Swift team has been tracking increased noise in the gyroscope for a ...

The International Gamma-ray Astrophysics Laboratory (INTEGRAL), a space-science mission led by the European Space Agency, launched successfully on October 17, 2002, from the Baikonur Cosmodrome in ...

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 ...

While examining a nearby supernova with NASA's Fermi gamma-ray space telescope, an effort meant to discover how these stellar explosions ignite charged particles called cosmic rays, scientists have ...

Astronomers have spotted a cosmic explosion of high-energy gamma-rays unlike any ever seen before. The gamma-ray burst (GRB) designated GRB 250702B set itself apart from other explosive bursts of ...

A nearby supernova in 2023 offered astrophysicists an excellent opportunity to test ideas about how these types of explosions boost particles, called cosmic rays, to near light-speed. But surprisingly ...

Jan. 11 (UPI) --Astronomers studying gamma rays said they have found a mysterious phenomenon just outside of the Milky Way. Researchers published the findings in study Wednesday in The Astrophysical ...

On April 27, 1961, NASA launched Explorer 11, a satellite that contained the first gamma ray telescope to go to space. This marked the birth of space-based gamma ray astronomy. Gamma rays are a form ...