... IC 4406: A Seemingly Square Nebula . ... How can a round star make a square nebula? ... Like a butterfly, a white dwarf star begins its life by casting off a cocoon that enclosed its former self. ... A massive star ends life as a supernova, blasting its outer layers back to interstellar space. ... Three Dusty Stars . ... These separate radio images reveal three dusty debris disks surrounding three bright, young, nearby stars - evidence for solar systems in formation. ... Water From Orion . ...

... 2006 December 20 . Star Forming Region NGC 6357 . ... Explanation: For reasons unknown, NGC 6357 is forming some of the most massive stars ever discovered. Near the more obvious Cat's Paw nebula, NGC 6357 houses the open star cluster Pismis 24 , home to these tremendously bright and blue stars. The overall red glow near the inner star forming region results from the emission of ionized hydrogen gas. ... About APOD | ... NASA Official: Phillip Newman Specific rights apply . ...

... Gravitational wave search provides insights into galaxy evolution and mergers . ... galaxies . ... The Hubble Space Telescope found a galaxy that was completely formed within 480 million years of the Big Bang. How could gas and dust clouds condense into stars and organize themselves via gravity into an entire galaxy in less time than it takes the Milky Way to make two rotations? ... Galaxies like the Milky Way indeed could not have formed as a unit at such an early era after the Big Bang. ...

... HST . ... Data . ... HST Overview . Overview . ... Retrieving HST Data . ... This FORM is a quick tool for flux conversion between diverse unit systems. ... INPUT FLUX or MAGNITUDE UNITS CLEAR Jy W/m2/Hz W/m2/um W/cm2/um erg/cm2/s/Hz erg/cm2/s/A photons/m2/w/um photons/cm2/s/A AB magnitude magnitude V magnitude U magnitude B magnitude R magnitude I magnitude J magnitude H magnitude K magnitude L magnitude L1 magnitude M magnitude N magnitude Q . ... Enter the Input Flux or Magnitude Value : . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Stars . ... Space Flight . ... Tides of light: M8 in spectacular detail (Image credit: NASA/ESA) . ... Spectacular! ... What else can I say about this stunning Turneresque image of the Lagoon Nebula (M8)? ... This is of course illusory.€а This is a false colour image: light from glowing hydrogen is shown as red, light from ionised nitrogen appears as green and light which passed through a yellow filter is coloured blue. ... Astronotes . ...

... STScI-PRC00-10 "HUBBLE TAKES A CLOSE-UP VIEW OF A REFLECTION NEBULA IN ORION" Just weeks after NASA astronauts repaired the Hubble Space Telescope in December 1999, the Hubble Heritage Project snapped this picture of NGC 1999, a nebula in the constellation Orion. ... NGC 1999 is an example of a reflection nebula. ... The star is so young that it is still surrounded by a cloud of material left over from its formation, here seen as the NGC 1999 reflection nebula. ...

Photon Scattering: Basic Principle of Photon Scattering . Audio Narration is available . No Scattering: Photon Source and Detector . ... For optical photons, scattering goes as wavelength to the -4 power. In the case of blue photons compared to red photons, this means that blue photons are about 10 times more likely to get scattered than red photons. ... Watch the blue photons scatter away from the detector . ... Interstellar dust make stars appear redder than they really are . ...

... The European HST Archive has been moved to ESA's European Space Astronomy Centre ( ESAC ), Spain, where most of ESA's Space Science Archives are located and operated from. ... The Space Telescope European Coordinating Facility (ST-ECF), jointly operated by ESA and the European Southern Observatory ( ESO ) was, until the end of 2010, the European HST science facility, supporting the European astronomy community in exploiting the research opportunities provided by the Hubble Space Telescope. ...

... International Year of Astronomy in Ireland . ... Christmas Moon", painting by Miruna Popescu, Armagh Observatory, featured as " Lunar photo of the Day " and " Astronomy Sketch of the Day " on 25 December 2009. ... To mark the 400th anniversary of GalileoтАЩs first use of the telescope to observe the sky, 2009 has been celebrated worldwide as the International Year of Astronomy. Moon over Armagh - link to Astronomy Sketch of the Day on 25 December 2009 . ... Monday, 11 May 2009 23:54 . ...

... Gallery . ... Wide Field Survey Images . Miscellaneous Wide Field Images . Orion Nebula by the Hubble Space Telescope . Sidebar Left . Sidebar Top . ... Title: Orion Nebula by the Hubble Space Telescope . Description: NOTE: All images are copyright and must not be reproduced or mirrored in any form without written permission. ... Orion Nebula by the Hubble Space Telescope NOTE: All images are copyright and must not be reproduced or mirrored in any form without written permission. ...

... Science User Portal . ... ESO, the European Southern Observatory . ... Travel and Contacts . Travel to ESO Headquarters . ... Travel to Guesthouse . ... Survey Telescopes . ... This video fades back and forth between views of the stellar nursery Monoceros R2 in visible and infrared light. The visible-light view was created from digitised photographs through red and blue filters forming part of the Digitized Sky Survey 2 (DSS) and the new infrared view comes from the VISTA telescope at Paranal. ...

Class 1 Introduction, Background History of Modern Astronomy The Night Sky, Eclipses and the Seasons Kepler's Laws Newtonian Gravity General Relativity Matter and Light Telescopes Class 2 Solar System Characteristics Formation Exosolar Planets Class 3 Stars The Sun Stellar Evolution of Low and High Mass Stars Deaths of Stars Exotic Stars Class 4 Galaxies Galaxy Classification Formation of Galaxies Galactic Evolution ... So far, one planet has been studied by this method. ...

National Aeronautics and Space Administration . ... Carl E. Walz (Colonel, USAF, Ret.) NASA ASTRONAUT (FORMER) . ... NASA EXPERIENCE: Selected by NASA in January 1990, Walz is a veteran of four space flights, and has logged a total of 231 days in space. He was a mission specialist on STS-51 (1993), was the Orbiter flight engineer (MS-2) on STS-65 (1994), was a mission specialist on STS-79 (1996), and served 196 days in space as flight engineer (FE-1) on ISS Expedition-Four (2001-2002). ...

... STScI-PRC95-45a CRUCIBLE OF CREATION: PANORAMIC HUBBLE MOSAIC ZOOMS IN ON MAELSTROM OF STAR BIRTH This spectacular color panorama of the center the Orion nebula is one of the largest pictures ever assembled from individual images taken with NASA's Hubble Space Telescope. ... Though this 2.5 light-years wide view is still a small portion of the entire nebula, it includes almost all of the light from the bright glowing clouds of gas and a star cluster associated with the nebula. ...

... The highlight of the month is the total eclipse of the Moon during the night of December 20/21. ... Listed below are some of the key events, and the times they will occur, during December's total lunar eclipse. ... The eclipse is also visible in its entirety from Alaska (local time is UT тАУ 9 hours) and Hawaii (UT тАУ 10 hours), but be aware that most of the eclipse occurs on the 20th in these two regions. ... Penumbral Eclipse Begins . ... Partial Eclipse Begins . ... Total Eclipse Begins . ...

... Galileo Probe . The Galileo spacecraft was designed to study Jupiter's atmosphere, satellites, and surrounding magnetosphere for two years. ... From there, Galileo will spend more than five years traveling to Jupiter, where it will become the first spacecraft to make direct measurements from an instrumented probe within Jupiter's atmosphere. ... This image, taken by the Hubble Space Telescope, shows the predicted site at which the Galileo Probe will enter Jupiter's atmosphere on December 7, 1995. ...

... Bad Astronomy . ... Bitesize Astronomy . ... Bad Astro Store . ... Slacker Astronomy . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Life Under the Moon . ... Seeing Jupiter's Moons . ... Time Zones and the Spherical Earth . A Companion to the Earth? ... December 19, 1999) . ... Big Moon, Little Moon . ... How Big is the Moon? ... 14, 2000) . ... 2008 Phil Plait. ... Subscribe to the Bad Astronomy Newsletter! Talk about Bad Astronomy on the BA Bulletin Board! ...

... Jupiter. ... The time in the table is the mean solar time for the Almaty time zone. ... Almaty and Cholpon-Ata are in the same time zone. h 25 h 36 h 00 h 12 h 24 h 36 h 48 h 12 h 48 m (February 28) m m m m m m m m (March 1) m m m m m m m m m m m m m m m m m m m m 14.92 15.08 15.41 15.44 15.37 15.12 14.92 14.89 14.80 14.78 14.80 14.82 14.85 14.96 14.72 14.72 14.63 14.65 14.77 14.84 15.10 15.43 15.32 15.05 14.90 14.75 14.73 14.70 Bishkek ­ Cholpon-Ata , Kyrgyzstan ...

. Main page . Photos . The defense . The defense . The defense . The defense . The defense . The defense . The defense . The defense . The defense . The defense . The defense . The defense . Me and my former scientific advisor . Me and my former scientific advisor . Копосов Сергей , 2003-2007 . Koposov Sergey , 2007

Program Id: . ... UTC End Time: . Astronomer/PI Name(s): . ... Observer Name(s): . Nightlog Day: Sunday Monday Tuesday Wednesday Thursday Friday Saturday Month: January Febuary March April May June July August September October November December Day (DD): Year (YYYY): Full Night A (First half) B (Second half) Special Schedule . ... Note: Open this weather logfile program in another browser window. Please copy and past the resultant info below at the end of the night) . ...