WebOct 17, 2024 · Gamma-ray bursts, or GRBs, are the most powerful class of explosions in the universe, according to NASA. Scientists have dubbed this one GRB 221009A, and telescopes around the world continue to ... Web22 hours ago · A solar storm or gamma ray assault on the scale of the 774–75 C.E. event would similarly turn the night sky into an awe-provoking swirl of crackling, shimmering light. It would also do catastrophic damage to technologies and infrastructure. “We’re massively vulnerable,” Pearson says.
Record-breaking gamma-ray burst possibly most powerful …
WebDec 8, 2014 · Although gamma rays would not penetrate Earth's atmosphere well enough to burn the ground, they would chemically damage the atmosphere, depleting the ozone layer that protects the planet from... WebSeveral models for the origin of gamma-ray bursts postulated that the initial burst of gamma rays should be followed by afterglow: slowly fading emission at longer wavelengths created by collisions between the burst ejecta and interstellar gas. Early searches for this afterglow were unsuccessful, largely because it is difficult to observe a burst's position … how to claim mastery rewards dd2
Researchers explore radiation mechanism of ‘brightest of all time ...
WebJan 15, 2024 · The light from the burst travels through both galaxies on its way to Earth (outside the frame to the right). (Image credit: ESO/L. Calçada) Gamma-ray bursts are … WebJan 20, 2000 · Suggestions that gamma-ray bursts might destroy earth-like biospheres throughout an entire galaxy-that is to say, across ranges of 100,000 light years-seem unduly pessimistic. From the point of view of the earth, none of this is a great cause for concern. With only 500-600 detectable gamma-ray bursts a year in the observable universe, the … WebIn Earth's case, gamma rays induce radiolysis of diatomic N 2 and O 2 in the upper atmosphere, converting molecular nitrogen and oxygen into nitrogen oxides, depleting the ozone layer enough to expose the surface to harmful … how to claim married couple allowance