WebNov 8, 2016 · Gamma ray bursts (GRB s) are the brightest electromagnetic blasts known to occur in the Universe, and can originate from the collapse of the most massive types of … WebMar 29, 2024 · Called GRB 221009A, it lasted over 300 seconds, marking it as a "long-duration" gamma ray burst (GRB) and linking it to the collapse of the core of a massive …
Death From Space: Here
The infall of this material into a black hole drives a pair of relativistic jets out along the rotational axis, which pummel through the stellar envelope and eventually break through the stellar surface and radiate as gamma rays. ... Gamma ray bursts can have harmful or destructive effects on life. Considering the … See more In gamma-ray astronomy, gamma-ray bursts (GRBs) are immensely energetic explosions that have been observed in distant galaxies. They are the most energetic and luminous electromagnetic events since … See more The light curves of gamma-ray bursts are extremely diverse and complex. No two gamma-ray burst light curves are identical, with large variation observed in almost every property: the duration of observable emission can vary from milliseconds to tens of minutes, … See more Because of the immense distances of most gamma-ray burst sources from Earth, identification of the progenitors, the systems that … See more Gamma ray bursts can have harmful or destructive effects on life. Considering the universe as a whole, the safest environments for life similar to that on Earth are the … See more Gamma-ray bursts were first observed in the late 1960s by the U.S. Vela satellites, which were built to detect gamma radiation pulses emitted by nuclear weapons tested in space. The United States suspected that the Soviet Union might attempt to conduct secret nuclear tests … See more Gamma-ray bursts are very bright as observed from Earth despite their typically immense distances. An average long GRB has a bolometric flux comparable to a bright star of our galaxy despite a distance of billions of light years (compared to a few tens of light years … See more The means by which gamma-ray bursts convert energy into radiation remains poorly understood, and as of 2010 there was still no generally accepted model for how this process … See more WebFeb 9, 2024 · The five black hole-black hole mergers discovered by LIGO (and Virgo), along with a sixth, insufficiently significant signal. Only the very first one showed any evidence for a gamma-ray transient ... fish tank in bathroom
NASA - Ask an Expert: Why Black Holes Suck. Or Do …
WebOct 11, 2024 · On Oct. 9, an unbelievably powerful influx of X-rays and gamma rays infiltrated our solar system. It was likely the result of a massive explosion that happened 2.4 billion light-years away from ... WebWhat are the odds of a gamma ray burst hitting Earth? A new study finds that the chances of a gamma ray burst going off in our galaxy and destroying life on Earth are comfortingly close to zero.Gamma ray bursts, or GRBs, are focused beams of gamma radiation emitted from the magnetic poles of black holes formed during the collapse of ancient, behemoth … WebNov 21, 2013 · A gamma-ray burst happens when a massive star dies, collapses into a brand-new black hole, explodes in what's called a supernova and ejects energetic radiation. ... Can gamma-ray bursts destroy ... fish tank in bangalore