Astronomy Picture of the Day . ... 19.03.1997 . ... Credit: BeppoSAX Team , ASI , ESA Explanation: What and where are the Gamma-Ray Bursters ? ... Worse yet, it is even unclear whether these high energy explosions originate in our own Galaxy or in distant galaxies across the Universe. ... But on February 28, an Italian/Dutch satellite known as BeppoSAX detected what may well be X-rays from a burster , eight hours after the gamma-ray flash . ... Did this Gamma-Ray Burst originate in the distant galaxy? ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. March 19, 1997 . Gamma Ray Burster . Credit: BeppoSAX Team , ASI , ESA . Explanation : What and where are the Gamma-Ray Bursters ? ... Worse yet, it is even unclear whether these high energy explosions originate in our own Galaxy or in distant galaxies across the Universe. ... Did this Gamma-Ray Burst originate in the distant galaxy? ...

This is the homepage of Andrew Fruchter, an astronomer on the staff of the Space Telescope Science Institute . ... Here you can look at an HST images of the optical counterparts of gamma-ray bursts and their host galaxies. ... Therefore, substantial information on the fine scale structure of objects can be obtained by offsetting the pointing of the telescope between exposures and then combining these "dithered" exposures into a single image. ...

... GAMMA RAY BURSTS . with guest Dr. Dale Frail from National Radio Astronomy Observatory . ... Gamma-Ray Bursts . A Collection of Resources to Get Behind the Headlines . Andrew Fraknoi (Foothill College & ASP) . ... This is a fine introduction to violent events in the universe by a noted astronomer, with a good section on gamma-ray bursts. ... On the Swift mission and what it is teaching astronomers about gamma-ray bursts. ... http://imagine.gsfc.nasa.gov/docs/science/know_l1/bursts.html . ...

M1 image More About M1 Nice Color Picture . ... M16 image More About M16 HST image . ... M31 image More About M31 Nice Color Picture . ... M42 image ; M43 image More About M42/43 Nice Color CCD Picture . M51 image More About M51 Color Image of M51 M51 Supernova . M57 image More About M57 Nice Color CCD Picture Very Deep M57 Image . ... M81 image More About M81 M81 Supernova Ultraviolet Image of M81 More about Ultraviolet Imaging . M82 image More About M82 M82 False Color M82 True Color . ...

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New Moons of Uranus . Brent Gladman's Home Page . ... The discovery of two probable distant satellites of Uranus was reported by B. Gladman, P. Nicholson, J. Burns and J. Kavelaars. ... This discovery was reported in the IAU Circular 6764 . ... Discovery image of S/1997 U 2 . This shows the discovery image of brighter of the two new moons of Uranus. ... This shows the discovery image of faint new moons of Uranus. ... This shows another discovery image of faint new moons of Uranus. ... Uranus . ...

A Brief History of the Discovery of Cosmic Gamma-Ray Bursts - draft april 17, 1995 - J.Bonnell In October of 1963 the US Air Force launched the first in a series of satellites inspired by a recently signed nuclear test ban treaty. ... The event appeared to be a cosmic gamma-ray burst but at the time the constellation of satellites did not have sufficient timing resolution at the trigger to make a good determination of direction to the burst source. ...

... Authors: P.G. Jonker et al. arxiv:1310.6031 Галактика с мощным звездообразованием спустя 700 млн. лет после большого взрыва на z=7.51 (A Rapidly Star-forming Galaxy 700 Million Years After the Big Bang at z=7.51) . Authors: S. L. Finkelstein et al. arxiv:1310.4569 Гравитационно-волновой предел, полученный по пульсарному таймингу, на эволюцию сверхмассивных черных дыр (Gravitational-wave Limits from Pulsar Timing Constrain Supermassive Black Hole Evolution) . ... Authors: Th. ...

Astronotes Armagh Planetarium's Stellar Blog! ... As example you have only to look at the recent discovery of a supernova by Irish astronomer David Grennan . ... The last confirmed supernova in the Milky Way to be observed was in 1604 (known to history as Kepler ?s Star; it was bright enough to be seen in the daytime sky). €а Ever since then all supernovae examined by astronomers have been denizens of other galaxies. ... Tweets that mention Supernova spotted by Irish astronomer -- Topsy.com . ...

... http://xray.sai.msu.ru/~polar/sci_rev/05_02_15-28.html#astro-ph/0502329 . ... Authors: S. D. Hyman et al. http://xray.sai.msu.ru/~polar/sci_rev/05_03_01-10.html#astro-ph/0503052 . ... Authors: David Charbonneau et al. http://xray.sai.msu.ru/~polar/sci_rev/05_03_21-31.html#astro-ph/0503457 . ... Authors: K. Y. L. Su et al. http://xray.sai.msu.ru/~polar/sci_rev/05_04_01-10.html#astro-ph/0504086 . ... Authors: O. Le Fevre et al. http://xray.sai.msu.ru/~polar/sci_rev/05_09_11-30.html#astro-ph/0509628 . ...

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