WebThere are several current theories about the possible causes of gamma-ray bursts. One explanation proposes that they are the result of colliding neutron stars -- corpses of … WebThe gamma radiation from a burst within a few kiloparsecs would quickly deplete much of the Earth's protective ozone layer, allowing an increase in solar UVB radiation reaching the surface. This radiation is harmful to life, damaging DNA and causing sunburn. In addition, NO2 produced in the atmosphere would cause a decrease in visible sunlight ...
Gamma-ray Bursts - Imagine the Universe!
WebMar 26, 2024 · The surface of a magnetar can shift, causing a starquake (much like an earthquake on Earth) with the energy to release a gamma-ray burst. GRBs happen about … WebWhat If a Gamma-Ray Burst Hits the Earth? What If 7.14M subscribers 1.2M views 3 years ago What if we told you that supernovas aren't the brightest events in the Universe? Gamma-ray bursts... raytheon atlas
To be short or long is not the question Nature Astronomy
WebMar 10, 2016 · Gamma ray bursts are the most energetic phenomena in the universe, the product of explosions in far-away galaxies that release vast amounts of energy as gamma … WebAug 24, 2012 · Abstract. Gamma-ray bursts (GRBs) are bright flashes of gamma rays coming from the cosmos. They occur roughly once per day, typically last for tens of seconds, and are the most luminous events in the universe. More than three decades after their discovery, and after pioneering advances from space and ground experiments, they … WebGamma-ray bursts and supernovae happen when very massive stars explode at the end of their lives. The stars that make supernovae are probably at least 8 times the mass of the sun, the stars that make gamma-ray bursts are probably even more massive. Probably 20-40 times as massive as the sun. simplyhealth healthcare cash plan