... A Polar Martian Dust Storm . ... Earth's Richat Structure . ... The Richat Structure in the Sahara Desert of Mauritania is easily visible from space because it is nearly 50 kilometers across. ... Part of a binary star system only 8 light-years away, it was known in modern times to have a small companion star, Sirius B. N81: Star Cradle in the SMC . ... This dramatic Hubble Space Telescope image captures the birth of a cluster of massive stars. ... Barred Spiral Galaxy NGC 1300 . ...

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... 2014 November 9 . The Cat's Eye Nebula from Hubble . Image Credit: NASA , ESA , HEIC , and The Hubble Heritage Team ( STScI / AURA ) . ... A classic planetary nebula , the Cat's Eye (NGC 6543) represents a final, brief yet glorious phase in the life of a sun-like star. ... Of course, gazing into this Cat's Eye , astronomers may well be seeing the fate of our sun, destined to enter its own planetary nebula phase of evolution ... in about 5 billion years . ... About APOD | ...

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Supernova 2009js in NGC 918 . This page is devoted to information on Supernova 2009js in NGC 918 . Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main page . Information on the original web pages for many of these images can be found on the updates and links web pages. Discovered independently by Lick Observatory Supernova Search (USA) and Koichi Itagaki (Japan). ... 2009/10/11.44 . 17.2 . ... Joseph Brimacombe . ...

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... Armagh Planetarium . ... Universe . ... Posted on November 19, 2010 | ... We are getting used to the discoveries of bizarre exoplanets but newly-discovered world HIP 13044 b not only survived the [ ] . Continue Reading.. ... 2 Comments Spacebrains is our new and incredibly addictive astronomy quiz app for iPads/Pods/Phones. ... Posted on October 29, 2010 | ... Newer Entries . Hello, IтАЩm Colin, welcoming you to Astronotes, the PlanetariumтАЩs official blog. ... Subscribe to Astronotes . ...

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... 2000 August 4 . M15: Dense Globular Star Cluster . ... In fact, only 40,000 light-years away in the constellation Pegasus, M15 is one of the most densely packed globular star clusters in our Milky Way Galaxy. This stunning Hubble Space Telescope image of M15 shows thousands of individual stars across the central 10 or so light-years of the cluster, also cataloged as NGC 7078. ... Globular star clusters harbor from a hundred thousand up to a million stars and roam the Milky Way halo. ...

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... Articles | ... Forums . ... 230 deg . 49 deg . ... 130 deg . ... More Info . ... 210 deg . ... 168 deg . ... 249 deg . ... 195 deg . ... 271 deg . ... 110 deg . ... 338 deg . ... July 15 . 247 deg . ... 224 deg . ... 340 deg . ... July Phoenicids (PHE) . ... August 10 . 341 deg . ... 339 deg . ... 307 deg . ... 334 deg . ... 335 deg . ... 286 deg . ... 327 deg . ... 262 deg . ... 102 deg . ... 153 deg . ... 117 deg . ... December 2 . ... 123 deg . ... 100 deg . ... www.astronomy.net . ...

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... HST . ... Data . ... News and . ... HST Peer Review Process . ... HST Overview . ... Retrieving HST Data . ... STIS/GHRS/FOS | October/November 2006 +----------------------------------------------------------+ Visit the "New in the Last 45 Days" section of the STIS website at http://www.stsci.edu/hst/stis for new information about STIS. ... New Reference File Deliveries A number of new STIS calibration reference files have recently been delivered as part of the STIS calibration closeout effort. ...

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• Meetings and Workshops
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... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... News Feed . ... 2009 December 15th . ... Second Wettest November Since 1838 . ... 2009 November 26th . ... 2009 November 24th . ... 2009 November 23rd . ... 2009 November 20th . ... 2009 November 17th . ... 2009 November 13th . ... 2009 November 9th . ... 2009 November 4th . ... 2009 November 2nd . ... Pleasant September . ... Humid August . ... June Sunnier and Warmer than Average . ... March Drier and Milder Than Average ...

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ECLIPSES, TRANSITS OF MERCURY AND VENUS . Year 1999 . Year 2000 . Year 2001 . Year 2002 . Year 2003 . Year 2004 . Year 2005 . ... Total solar eclipse . ... Transit of Mercury across the solar disk . ... Total lunar eclipse . ... Partial solar eclipse . ... Partial lunar eclipse . ... Annular solar eclipse . ... Penumbral lunar eclipse . ... big map . ... Transit of Venus across the solar disk . ... Annular-total solar eclipse . ... Non-central annular solar eclipse . ...

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... Main . ... Pulsar Emission Mechanisms . ... Distinguished Visitor . PPTA algorithm development . ... Flux variations of PPTA pulsars . Carolyn Raithel (Carleton College) . ... Pulsar Wind Nebluae . ... Nov 1, 2010 - Jan 31, 2011 . ... June 23 - Aug 9, 2010 . ... Dec 8 - 17, 2009 . ... Dec 13 - 23, 2006 . ... Dec 3, 2006 - Jan 5, 2007 . ... Aug 10 - Dec 7, 2006 . ... June 29, 2006 - June 15, 2007 . ... May 15 - June 26, 2006 . ... Dec 31, 2005 - Feb 1, 2006 . ... Group . ... Pulsar Groups . ...

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BaBar Collaboration Meeting , December 6-10, 2004 . ... APS April Meeting 2004 , May 1-4, 2004 . ... Workshops in Particle Physics , February 29 - March 6, 2004 . ... Aspen 2004 Winter Conference on Particle Physics , February 1-7, 2004 . ... Exp Talks - Prior Years . ... Energy Spectrometer Designs and Beam Tests , Eric Torrence . ... Recent Results from the LIGO Experiment, Isabel Leonor . ... Experimental Introduction , Ray Frey . ... CCD R at Oregon University , Nick Sinev, Olya Igonkina . ...

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... It was discovered that it would pass about 0.02 AU (about 3 million miles) from the Earth on 1998 August 11 --- close enough to be observed by the Arecibo Planetary Radar and (at much lower S/N) by the Goldstone Solar System Radar. ... Even at this distance, the Arecibo Planetary Radar can obtain images at up to 7 meter resolution. ... This delay-Doppler image of asteroid 1998 ML14 was taken on UTC 1998 August 15 12:45. ... A higher-resolution image taken on Aug 16. ... The Arecibo Observatory . ...