Image:V838 Mon HST.jpg

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Description
English: In January 2002, a dull star in an obscure constellation suddenly became 600,000 times more luminous than our Sun, temporarily making it the brightest star in our Milky Way galaxy. The mysterious star, called V838 Monocerotis, has long since faded back to obscurity. But observations by NASA's Hubble Space Telescope of a phenomenon called a "light echo" around the star have uncovered remarkable new features. These details promise to provide astronomers with a CAT-scan-like probe of the three-dimensional structure of shells of dust surrounding an aging star.
Français : Echo lumineux. Courant janvier 2002 l'etoile V838 de la Licorne (en rouge, au centre) devient brusquement 60 000 fois plus brillante que le soleil, ce qui fit temporairement d'elle l'etoile la plus brillante de notre voie lactee. Dans les mois suivant ce flash cosmique, Un phenomene d'"echo lumineux" observable sous la forme d'aneaux concentriques autour de l'etoile. Ce phenomene permet d'etudier la structure des nuages de poussiere entourant cette etoile en fin de vie.
Source

http://hubblesite.org

Date

photo taken 17. Dec. 2002

Author

NASA, ESA and H.E. Bond (STScI)

Permission
(Reusing this image)


  • Quote of http://hubblesite.org/copyright/ - Material credited to STScI on this site was created, authored, and/or prepared for NASA under Contract NAS5-26555. Unless otherwise specifically stated, no claim to copyright is being asserted by STScI and it may be freely used as in the public domain in accordance with NASA's contract. [...]
  • Quote of ESA Hubble web site - The Hubble material you see on these pages is copyright-free [...]



Public domain This file is in the public domain because it was created by NASA and the European Space Agency. Hubble material is copyright-free and may be freely used as in the public domain without fee, on the condition that NASA and ESA is credited as the source of the material. The material was created for NASA by STScI under Contract NAS5-26555 and for ESA by the Hubble European Space Agency Information Centre. [1] or [2].
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Wikimedia Commons
Picture of the day This image was selected as a picture of the day for January 28, 2005. It was captioned as followed:
English: "Light echo" around V838 Monocerotis becoming 600,000 times more luminous than our sun in January 2002

Česky: „Světelné echo“ kolem hvězdy V838 Monocerotis, která se v lednu 2002 dočasně stala 600 000krát svítivější než Slunce.
English: "Light echo" around V838 Monocerotis becoming 600,000 times more luminous than our sun in January 2002
Esperanto: "Lumo eĥo" ĉirkaŭ V838 Monocerotis fariĝ 600,000 ..oble pli luma ol nia suno en Januaro 2002
Español: Aura luminosa en torno a V838 Monocerotis convirtiéndose en 60.000 veces más luminosa que el Sol en enero de 2002
Français : Aura de lumière autour de V838 Monocerotis devenant 600 000 fois plus lumineuse que le soleil. Janvier 2002.
Italiano: "aura luminosa" attorno V838 Monocerotis che divenne 600.000 volte più luminoso del sole, scattata nel gennaio 2002.
日本語: 2002年1月、太陽の約60万倍の光を発した麒麟座にあるV848の超新星爆発。
Nederlands: "Lichtecho" rond de ster V838 Monocerotis die in januari 2002 een luminositeit had van 600.000 maal onze zon
Polski: "Świetlne echo" wokół gwiazdy V838 Monocerotis stającej się 600 000 razy jaśniejsza od Słońca w styczniu 2002
Português: "Eco luminoso" em torno do V838 Monocerotis tornando-se 600.000 vezes mais luminoso que nosso Sol em janeiro de 2002
Русский: "световое эхо" вокруг V838 Единорога, ставшая в 600,000 тысяч раз более яркой чем наше Солнце в январе 2002
‪中文(简体)‬: 2002年1月麒麟座V848超新星爆发,相当太阳光强度的60万倍

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Date/TimeDimensionsUserComment
current06:18, 21 December 20041,651×1,651 (276 KB)Evil Monkey (In January 2002, a dull star in an obscure constellation suddenly became 600,000 times more luminous than our Sun, temporarily making it the brightest star in our Milky Way galaxy. The mysterious star, called V838 Monocerotis, has long since faded back to)

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