... Cosmic Rays . ... The Comet and the Galaxy . ... During late March and early April 1997, Comet Hale-Bopp passed nearly in front of the Andromeda Galaxy. ... The First Explorer . ... If you had x-ray vision, the central regions of our Galaxy would not be hidden from view by cosmic dust clouds. ... Low clouds are seen in silhouette against the first hints of sunlight, while two famous cosmic clouds, the Clouds of Magellan, also hover in the brightening sky. ... An Erupting Solar Prominence from SOHO ....

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2014 February 17 . The Cosmic Web of the Tarantula Nebula . ... Were it placed at the distance of Milky Way's Orion Nebula , only 1,500 light-years distant and the nearest stellar nursery to Earth, it would appear to cover about 30 degrees (60 full moons ) on the sky. ... About APOD | ... NASA Official: Phillip Newman Specific rights apply . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... March . ... Posted on April 7, 2016 | 2 Comments Armstrong and Aldrin were the first two people on the Moon when Apollo 11 landed there in July 1969. ... Continue Reading.. ... No Comments Spring has truly sprung. ... Posted on March 29, 2016 | ... No Comments See you later February, youтАЩve been a wonderful month, but now it is time to welcome March. ... Posted on February 2, 2016 | ... Posted on January 7, 2016 | ...

... ESO, the European Southern Observatory . ... ESO's Governing Bodies . ... Travel and Contacts . Travel to ESO Headquarters . ... Green ESO . ... Survey Telescopes . ... Star Clusters . ... Stars@ESO . ... View shopping cart . ... ESO 3.6-metre telescope . ... MPG/ESO 2.2-metre telescope . ... ESO 1-metre Schmidt telescope . ... VST . ... The glowing jumble of gas clouds visible in new image make up a huge stellar nursery nicknamed the Prawn Nebula. ... Milky Way : Nebula : Type : Star Formation . ...

These links highlight 2008 - current ARC projects for telescopes, instruments, or operations at Apache Point. ... Eyepiece: April 10, 2009 . Painted Enclosure: April 23, 2009, Part A , Part B . Drive Maintenance: July 24, 2009, Part A , Part B , Part C , Part D , Part E , Part F , Part G . ... New Interior Photos: March 14, 2014 . TripleSpec Electronics Mount: March 05, 2008: Part A , Part B , Part C . ... TripleSpec: October 30, 2008 . ... GFP Upgrade: December 8, 2010 . ...

... The commissioning of the FORS2 multi-mode astronomical instrument at KUEYEN , the second FOcal Reducer/low dispersion Spectrograph at the ESO Very Large Telescope, was successfully finished today. ... FORS2 is now ready to be handed over to the astronomers on April 1, 2000. ... Additional information about the VLT Data Flow System is available in ESO PR 10/99 . ... ESO Press Photo 05a/00 . Preview; JPEG: 400 x 452; 52k] . ... This is the caption to ESO PR Photos 05a-c/00 . ...

... HST . WF/PC-1 Instrument Science Reports . ... Missions . ... Data . ... Annual Reports . ... Hubble Heritage Project . Future Missions and . ... Missions Office . ... HST Peer Review Process . Hubble Fellowships . Science Blog . ... HST Overview . Overview . ... Servicing Missions . ... Cycle 24 Announcement . Cycle 23 Results . ... Mid Cycle Submission . ... Phase II Cycle 23 . ... Reporting Problems . Retrieving HST Data . ... HST Science Year in Review . ...

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 Pleiades star cluster, also known as the Seven Sisters and Messier 45, is a conspicuous object in the night sky with a prominent place in ancient mythology . ... The stars in the Pleiades are thought to have formed together around 100 million years ago, making them 1/50th the age of our sun, and they lie some 130 parsecs (425 light years ) away. ... Data for these stars are listed in a table below. ... Yes . ... WEBDA Pleiades cluster data . ... M45: The Pleiades Star Cluster (2007 November 18) ...

... Tonight's Sky . ... The Magazine . News . Observing . ... Magazine . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Open cluster NGC 2818, spiral galaxy NGC 2964, and spiral galaxy NGC 2976 . ... Astronomy for Kids . ... February 2006 . ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...

... Archives . ... September 2011 (1) . February 2011 (1) . January 2011 (1) . December 2010 (2) . August 2010 (2) . July 2010 (1) . June 2010 (3) . April 2010 (2) . March 2010 (1) . February 2010 (1) . January 2010 (1) . December 2009 (5) . ... February 2009 (7) . January 2009 (4) . December 2008 (6) . ... February 2008 (11) . January 2008 (11) . December 2007 (12) . ... February 2007 (1) . January 2007 (6) . ... Bad AstroStat (18) . ...

... Home Observing This Month?s Sky This MonthтАЩs Sky тАУ February 2016 . ... This MonthтАЩs Sky тАУ April 2016 . This MonthтАЩs Sky тАУ March 2016 . This MonthтАЩs Sky тАУ February 2016 . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... Amateur Astronomers Medal . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

... About ATNF overview . ... Governance overview . Australia Telescope Steering Committee . ... Visitor list . ... Parkes radio telescope . ... Parkes | ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ... What is a pulsar? ... Group . ... Parkes Pulsar Observing Wiki . ... Pulsar Groups . ... Main / . ... Nov 1, 2010 - Jan 31, 2011 . ... Dec 8 - 17, 2009 . ... Dec 13 - 23, 2006 . ... Dec 3, 2006 - Jan 5, 2007 . ... Aug 10 - Dec 7, 2006 . ... Dec 31, 2005 - Feb 1, 2006 . ...

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... VOLKOV, SERGEY ALEXANDROVICH . ... SOYUZ TMA-M COMMANDER . ... INSTRUCTOR-test-cosmonaut OF yU.a. gagarin cosmonaut training center, russia . ... From September 2001 February 2003 Volkov completed training as a Soyuz commander and ISS pilot of the ISS 7 backup crew. ... From May 2006 to April 2008 Volkov trained as an ISS 17 prime crew commander and Soyuz TMA commander. From December 2009 he has been training as a Soyuz TMA-M commander and ISS flight engineer in the ISS-25/26 backup crew. ...

... Comet Ikeya-Zhang, designated C/2002 C1 (Ikeya-Zhang), is named after Kaoru Ikeya of Shizuoka prefecture, Japan, and Daqing Zhang of Henan province, China, who independently discovered it on the night of 1 February 2002. A preliminary orbit reported the following day indicated that it would come moderately close to both the Earth and the Sun and that it might become visible to the naked eye during late March and April 2002. ... Bailey, M.E., Clube, S.V.M. and Napier, W.M. The Origin of Comets . ...

... The IB_TAIL magnetic conjugations with the others Spacecraft . ... ASCII file description | Plot description | ... ASCII file | real time plot . ... The IB_TAIL magnetic conjugations with the groundbased magnetic observatories . ... The IB_TAIL magnetic mapping polar diagram, and ASCII files for each decade of month: . ... ASCII files description | DEC 1 (ASCII file, size more then 350Kb!) ... Back to the IB_TAIL Home page. Updated 21 February, 2000 . ... INTERBALL mission  ...

Target: Venus . The Soviet VEGA Spacecraft Two remarkable "busloads" of automated spacecraft were launched toward Venus by the Soviet Union in December of 1984. Each one contains three separate modules: one lander and one balloon-carried atmosphere probe to be dropped off at Venus in June, 1985, and one major package of instruments which will continue on to encounter Halley's Comet in March, 1986. ... Venus and Earth: A Comparison . Earth . ... in Earth days) . ... 243 Earth days . ...

Since the days of Sputnik and Explorer 1, thousands of spacecraft have gone into space, some of them carrying human passengers. The first person to orbit the Earth was the Russian Yuri Gagarin, on April 12, 1961. The first American to do so was John Glenn, who completed three orbits on February 20, 1962; more than 26 years later, at age 77, Glenn returned to space aboard the space shuttle. ... in orbit. ... Manned satellites include various " space stations " intended for long-term residence. ...

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