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#11. [2104.10448] Gamma Ray Burst studies with THESEUS - arXiv

Abstract: Gamma-ray Bursts (GRBs) are the most powerful transients in the Universe, over-shining for a few seconds all other \gamma-ray sky ...

#12. Gamma-Ray Bursts: Characteristics and Prospects - IOPscience

Gamma -ray bursts (GRBs) are the most powerful explosions in the universe. They have remained the object of intense research ever since their discovery was ...

#13. Gamma Ray Bursts - an overview | ScienceDirect Topics

Gamma -ray bursts are brief flashes of gamma rays (a type of extremely high energy radiation) that occur nearly once per day. Though they were originally ...

#14. Special Issue : Gamma-Ray Burst Science in 2030 - MDPI

Gamma-ray Bursts (GRBs) are highly energetic events that can be observed at extremely high redshift. However, inherent bias in GRB data due to selection effects ...

#15. A peculiarly short-duration gamma-ray burst from massive star ...

由 BB Zhang 著作 · 2021 · 被引用 2 次 — Gamma-ray burst GRB 200826A triggered the Fermi Gamma-ray Burst Monitor (GBM) at 04:29:52 Universal Time on 26 August 2020 (ref.). Follow-up ...

#16. gamma-ray burst | astronomy - Encyclopedia Britannica

gamma -ray burst, an intense, nonrepeating flash of high-energy gamma rays that appears unpredictably at arbitrary points in the sky at a rate of about one ...

#17. Supernova's 'fizzled' gamma-ray burst - ScienceDaily

Each jet drills through the star, producing a pulse of gamma rays -- the highest-energy form of light -- that can last up to minutes. Following ...

#18. What is a gamma-ray burst ? - Svom

The afterglow emission of a gamma-ray burst is the phase which follows the prompt emission. According to the fireball model, it is due to shocks which during ...

#19. CZT Imager detects a Gamma-ray Burst - ISRO

Luckily, on the first day of operation of CZTI, the Swift satellite reported the detection of a Gamma-ray burst, at 09:55:01 UT, named GRB 151006A.

#20. Astronomers uncover briefest supernova-powered gamma-ray ...

Astronomers have discovered the shortest-ever gamma-ray burst (GRB) caused by the implosion of a massive star.

#21. Could a Gamma-ray Burst Destroy Life on Earth? - ThoughtCo

Gamma -ray bursts are giant explosions in distant galaxies that send out swarms of powerfully energetic gamma rays.

#22. Gamma-ray Bursts - Hubble Space Telescope

Discovered in the 1960s by U.S. military satellites looking for covert nuclear tests, gamma-ray bursts are short-lived explosions of gamma rays, ...

#23. Astronomers Detect Record-Breaking Gamma Ray Bursts

Gamma ray bursts are phenomena that occur in distant galaxies, and astronomers believe the violent outbursts can happen when a massive star dies ...

#24. Gamma-ray burst Definition & Meaning - Merriam-Webster

The meaning of GAMMA-RAY BURST is a brief, powerful jet of gamma rays detected deep in space that is generated by the collapse and explosion of a celestial ...

#25. The nature of “dark” gamma-ray bursts - Astronomy ...

Context. Thirteen years after the discovery of the first afterglows, the nature of dark gamma-ray bursts (GRB) still eludes explanation: while each long- ...

#26. NOVA Online | Death Star | A Bad Day in the Milky Way - PBS

During the 1990s, the so-called Burst And Transient Source Experiment (BATSE), an instrument aboard NASA's orbiting Compton Gamma Ray Observatory, found that ...

#27. Indian astronomers part of team spotting first short duration ...

The burst detected by NASA's Fermi Gamma-ray Space Telescope on August 26, 2020, turned out to be one for the record books – the shortest ...

#28. Gamma Ray Bursts - research summary - University of Leicester

Gamma -ray bursts (GRBs) are the most luminous objects in the Universe, capable of outshining their host galaxy and the brightest AGNs, and are visible at ...

#29. A super-short gamma-ray burst defies astronomers' expectations

The Fermi Gamma-ray Space Telescope detected a single-second-long blast of gamma rays, dubbed GRB 200826A, in August 2020.

#30. What's the biggest gamma-ray burst ever recorded?

The record for the most energetic is named GRB 130427A, which occurred on 27 April 2013. It was detected by many telescopes, on Earth and in space, and occurred ...

#31. Gamma-ray bursts as a threat to life on Earth - Cambridge ...

The 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 ...

#32. Galactic gamma ray bursts predicted last year show up on ...

A team of astrophysicists has now found another peculiarity of magnetars: They can emit bursts of low energy gamma rays in a pattern never ...

#33. The Strange Afterglow of a Gamma-Ray Burst - SciTechDaily

Gamma -ray bursts (GRBs) are bright X-ray and gamma-ray flashes observed in the sky, emitted by distant extragalactic sources.

#34. Gamma Ray Bursts - Science

As it turned out, the radiation from GRB sources had no preferred direction of arrival and no concentration on the galactic plane or at its center (2). Moreover ...

#35. The Mystery of the Gamma-Ray Bursts | Astronomy - Lumen ...

Gamma -ray bursts last from a fraction of a second to a few minutes. They come from all directions and are now known to be associated with very distant objects.

#36. The Observer's Guide to the Gamma-Ray Burst Supernova ...

We present a detailed report of the connection between long-duration gamma-ray bursts (GRBs) and their accompanying supernovae (SNe).

#37. Gamma-ray Burst Effects on the Ionosphere - Stanford VLF ...

Cosmic gamma-ray bursts (GRBs) are bursts of energetic gamma radiation produced by the violent explosions of distant stars. There is a huge amount of ...

#38. How we created a mini 'gamma ray burst' in the lab for the first ...

One idea for the origin of gamma ray bursts is that they are somehow emitted during the emission of jets of particles released by massive ...

#39. Rare star's giant gamma-ray burst GRB 200415A | EurekAlert!

Earth gets blasted by mild short gamma-ray bursts (GRBs) most days. But sometimes a giant flare like GRB 200415A arrives at our galaxy, ...

#40. Gamma-Ray Bursts - Annual Reviews

The present status of gamma-ray burst research is reviewed, with an emphasis on recent observations of their temporal, spectral, and global distribution ...

#41. Do gamma-ray burst sources repeat?

Abstract. Following the discovery by Quashnock & Lamb (1993) of an apparent excess of γ-ray burst pairs with small angular separations, we reanalyze the ...

#42. This 'Extraordinary Gamma-Ray Burst' Likely Came From ...

One of those things is gauge distances, especially for random, transient flashes of light. And now one of those transient flashes, interpreted ...

#43. GAMMA-RAY BURST PROMPT EMISSION - World Scientific

The origin of gamma-ray burst (GRB) prompt emission, bursts of γ-rays lasting from shorter than one second to thousands of seconds, remains not fully ...

#44. Nifty 50: GAMMA RAY BURSTS

In 1997, a team of astronomers using a pair of NSF radio telescopes made the first measurements of the size and expansion of gamma ray bursts. These scientists ...

#45. Astronomers Uncover Briefest Supernova-Powered Gamma ...

Astronomers have discovered the shortest-ever gamma-ray burst (GRB) caused by the implosion of a massive star.

#46. Did Gamma Rays Cause Ordovician Mass Extinction?

A gamma ray burst may have caused the Ordovician extinction, suggests Brian Thomas and colleagues at the University of Kansas. This mass extinction, the ...

#47. MILLIMETRE OBSERVATIONS OF GAMMA-RAY BURSTS AT ...

Gamma-ray Bursts: 15 Years of GRB AfterglowsA.J. Castro-Tirado, J. Gorosabel and I.H. Park (eds)EAS Publications Series,61(2013) 279–281MILLIMETRE ...

#48. GRB 200826A: Gamma-Ray Burst - Drishti IAS

Recently, a group of astronomers have detected a very short, powerful burst of high-energy radiation also known as Gamma-Ray Bursts (GRBs) ...

#49. How a Gamma Ray Burst Could Cause Mass Extinction

When the poet Robert Frost once contemplated if the world would end in fire or ice, he forgot a third option: a gamma radiation burst (GRB) ...

#50. Astronomers Detect High-Energy Gamma Rays from Afterglow ...

Long gamma-ray bursts are bright flashes of extragalactic gamma rays produced during the collapse of a massive star. A gamma-ray burst ...

#51. Short Duration Gamma-Ray Bursts and Their Outflows in Light ...

One of its aspects is seeing the merger as a progenitor of short gamma-ray bursts (SGRB), which will be the subject of this review. On the one ...

#52. Gamma-ray Burst Game - AfH

Gamma -ray Burst Game. Distance Scales in Astronomy; The Electromagnetic Spectrum; A Brief History of Gamma-Ray Astronomy ...

#53. Gamma-Ray Bursts: an Overview - NASA/ADS

Publications of the Astronomical Society of the Pacific 107: 1145—1151, 1995 December Gamma-Ray Bursts: An Overview GERALD J. FISHMAN Space Sciences ...

#54. The Discovery Of Gamma-Ray Bursts - Texas State University

A gamma-ray burst happens when a very massive star explodes with even more energy than a supernova, these are called a hypernova. In the moment of the explosion ...

#55. Gamma-ray bursts and their use as cosmic probes - Journals

During the first couple of decades after the first reported detection of a gamma-ray burst (GRB) by the USA military Vela satellites [1], the ...

#56. New Kind of Gamma Ray Burst is Ultra Long-Lasting

According to astronomer Andrew Levan, there's an old adage in studying gamma ray bursts: “When you've seen one gamma ray burst, ...

#57. WR 104: A nearby gamma-ray burst? | Discover Magazine

making the case that for the most part, astronomical dangers to life on Earth — especially from explosions called gamma-ray bursts — are ...

#58. Radiation Blast That Hit Earth Was Record-Breaking Energy ...

Using NASA's Fermi Gamma-ray Space Telescope, astronomers picked up what is known as a gamma-ray burst, or GRB, that had raced towards Earth ...

#59. Was a passing satellite mistaken for a distant gamma-ray burst?

If their findings prove to be correct, it would be the first GRB to be seen in the early universe and could therefore harbour important ...

#60. Gamma-Ray Bursts | StarDate Online

Gamma -Ray Bursts ... The most powerful explosions in the modern-day universe, they most likely are caused by the explosion of a supergiant star and the ...

#61. The mystery flash that changed astrophysics - Los Alamos ...

Klebesadel had discovered the most powerful explosions in the universe—gamma-ray bursts (GRBs). GRBs are essentially massive space explosions ...

#62. Brightest Gamma-Ray Burst Ever - Scientific American

GRB 080319B, shown here in x-ray [left] and optical/ultraviolet [right] views captured by the Swift satellite, burned so brightly that its afterglow was briefly ...

#63. Stuck in the Middle: A New Gamma-Ray Burst Defies the Norm

Gamma -ray bursts are the most energetic, and short-lived, events in the known universe. Currently, astronomers classify these fleeting stellar ...

#64. We've detected the most powerful gamma-ray bursts on record

Gamma -ray bursts are the most powerful explosions in the known universe, thought to be released when a massive star collapses into a black ...

#65. Gamma-ray burst 'hit Earth in 8th Century' - BBC News

A gamma-ray burst - the most powerful explosion known in the Universe - may have hit the Earth in the 8th Century, a study suggests.

#66. What is a gamma ray burst? - BBC Sky at Night Magazine

How do gamma-ray bursts occur in massive stars when they die?

#67. What Are Gamma-Ray Bursts? - Astronomy Magazine

DISTANT BOOM. On January 23, 1999, an intense gamma-ray burst exploded with the energy of 100 million billion stars.

#68. Detection of a Record-Breaking Gamma-Ray Burst - Uni ...

Astronomers have observed the most energetic gamma-ray burst ever recorded, which originated in a galaxy some 5 billion light-years away.

#69. Gamma ray burst could re-shape astrophysics theories ...

The leading theory explaining long gamma ray bursts such as GRB 130427A posits that they are created during the most energetic explosions in the ...

#70. Astronomers detect record-setting gamma-ray burst after ...

When a massive star, many times bigger than our sun, collapses into a black hole, it releases an almost unfathomable amount of energy. The huge ...

#71. Strongest Gamma-Ray Bursts Ever Recorded Are Illuminating ...

An international team of astronomers has detected a pair of gamma-ray bursts with energies more powerful than anything ever seen before.

#72. Brightest gamma-ray burst was aimed at Earth | New Scientist

Gamma -rays bursts are thought to be caused when massive, spinning stars collapse to form black holes and spew out jets of gas at nearly the ...

#73. Gamma ray burst - Wikipedia, the free encyclopedia

The image above shows the optical afterglow of gamma ray burst GRB-990123 taken on January 23, 1999. The burst is seen as a bright dot ...

#74. The Biggest Bangs - Supernovae and Gamma-ray Bursts

Supernovae and gamma-ray bursts are the biggest explosions that we know about in the Universe. Gamma-ray bursts can release as much energy in a ...

#75. Research shows short gamma-ray bursts do follow binary ...

CORVALLIS, Ore. – Researchers at Oregon State University have confirmed that last fall's union of two neutron stars did in fact cause a ...

#76. Gamma-ray burst produces the most energetic light ever ...

Gamma-ray bursts are the most powerful explosions in the Universe, even for these highly energetic emissions, the light produced by GRB 190114C ...

#77. What are gamma ray bursts? - EarthSky

Gamma ray bursts call to us from across the cosmos. They are echoes from the beginning of time, beacons from the violent implosion of stellar ...

#78. Massive gamma ray burst was aimed at Earth, astronomers ...

Earlier this year, telescopes around the world witnessed the brightest explosion ever seen. Now an international team of astronomers reveals ...

#79. Did Deadly Gamma-Ray Burst Cause a Mass Extinction on ...

A gamma-ray burst, the most powerful kind of explosion known in the universe, may have triggered a mass extinction on Earth within the past ...

#80. Gamma-ray bursts are a real threat to life - CERN Courier

If one were to happen nearby, the intense flash of gamma rays illuminating the Earth for tens of seconds could severely damage the thin ozone ...

#81. Opinion: Why gamma-ray burst shocked scientists | CNN

On April 27, NASA's Fermi and Swift satellites detected a strong signal from the brightest gamma-ray burst in decades. Because this was ...

#82. Ultra-bright gamma-ray burst shakes up theories of light ...

Discovered on April 27, this gamma-ray burst, named GRB 130427A, has been the subject of intense study with advanced space observatories ...

#83. How a 'monster' gamma-ray blast started — and why we were ...

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 ...

#84. Radiation Mechanism of Gamma-Ray Bursts Revealed - UNLV

Gamma -ray bursts (GRBs) are the most violent explosions in the universe since the Big Bang. Despite years of observations and theoretical ...

#85. Gamma Ray Bursts Leave Their Mark in the Low Ionosphere

Scientists use very low and low-frequency radio signals to detect short gamma ray bursts and their impact on the low ionosphere.

#86. Gamma ray bursts theory - Scholarpedia

Gamma-Ray bursts (GRB) are sudden, intense flashes of gamma-rays, detected mainly in the MeV band, which for a few seconds completely ...

#87. Hybrid GRB 060614: A Long Gamma-Ray Burst Without a ...

Gamma -Ray Bursts (GRBs) are bright flashes of gamma-ray radiation which are detected, on average, once every day by spacecraft equipped with ...

#88. NASA's Swift gamma ray burst observatory is in safe mode

These bursts violently eject the most energetic forms of radiation and can last anywhere from several minutes to just a few milliseconds.

#89. How NASA is fixing the gamma-ray burst Swift Observatory

NASA has a plan to fix the Neil Gehrels Swift Observatory, a space-based telescope for investigating gamma-ray bursts which suffered a ...

#90. Huge explosion detected 13 billion light years away - CBS News

This particular explosion wasn't a supernova but a gamma ray burst, the name given to a short but powerful pulse of high energy radiation.

#91. The Swift Observatory's gamma-ray burst is being repaired by ...

The Neil Gehrels Swift Observatory, a space-based telescope for studying gamma-ray bursts that suffered a mechanical issue in January and ...

#92. Multi-messenger Observations of a Binary Neutron Star Merger

NGC4993 followed by a short gamma-ray burst (GRB 170817A) and a kilonova/macronova powered by the radioactive decay of r-process nuclei ...

#93. Bagaimana NASA memperbaiki Gamma-Ray Burst Swift ...

Bagaimana NASA memperbaiki Gamma-Ray Burst Swift Observatory ... ruang angkasa yang digunakan untuk mempelajari ledakan sinar gamma, ...

#94. Gamma-Ray Bursts: The brightest explosions in the Universe

(1993) Gamma-ray burst locations while-you-wait: ®rst results of the third interplanetary network burst watch, American Institute of Physics Conference ...

#95. The Physics of Gamma-Ray Bursts - 第 556 頁 - Google 圖書結果

Quark-nova. A&A, 390(July), L39–L42. Paciesas, W. S., Meegan, C. A., Pendleton, G. N., et al. 1999. The Fourth BATSE Gamma-Ray Burst Catalog (Revised).

#96. How NASA is fixing the gamma-ray burst Swift Observatory

digitaltrends.com - NASA has a plan to fix the Neil Gehrels Swift Observatory, a space-based telescope for investigating gamma-ray bursts which suffered a ...

#97. The variability time-scales and brightness temperatures of ...

supermassive) and neutron stars, as well as gamma-ray burst (GRB) afterglows (which are likely to be one of the former) the radio emis-.