... Kepler was an assistant to the most accurate astronomical observer of the time, Tycho Brahe. ... In 1995, a stunning false-color optical image from the Hubble Space Telescope detailed the swirls of this glowing nebula, known to be the gaseous shroud expelled from a dying sun-like star about 3,000 light-years from Earth. ... The above time-lapse sequence from the CONtinuous CAMera (CONCAM) project shows the answer for the skies above Kitt Peak National Observatory on 2000 December 23. ... 1999 2000 ....

... 2001 December 14 . NGC 7023: The Iris Nebula . ... Explanation: Like delicate cosmic petals, these clouds of interstellar dust and gas have blossomed 1,300 light-years away in the fertile star fields of the constellation Cepheus . Sometimes called the Iris Nebula and dutifully cataloged as NGC 7023, this is not the only nebula in the sky to evoke the imagery of flowers . ... Yet the dominant color of the nebula is blue, characteristic of dust grains reflecting starlight. ... About APOD | ...

... 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 . ...

... Armagh Planetarium . ... Universe . ... Posted on December 16, 2013 | ... Continue Reading.. ... If the count was to include all Earth satellites including broken parts and discarded pieces, [ ] . ... Posted on November 29, 2013 | ... 1 Comment November 9 is Carl Sagan Day when enthusiasts of astronomy and science remember and celebrate the life and works of Carl Sagan. ... Newer Entries . Hello, IтАЩm Colin, welcoming you to Astronotes, the PlanetariumтАЩs official blog. ...

... Donate to Support Science Literacy . ... 2016 Annual Awards . The ASP is accepting nominations for the organizationтАЩs national annual awards which recognize special achievements in astronomy research, technology, education, and public outreach. ... Shop the AstroShop . ... The Astronomical Society of the Pacific (ASP) is accepting nominations for the organizationтАЩs national annual awards which recognize special achievements in astronomy research, technology, education, and public outreach.. ...

August 26, 2006, . ... The 2 nd Asian-Pacific Astronomy Olympiad to be held in Vladivostok and Ussurijsk (Far East of Russian Federation). Preliminary dates for the 2 nd Asian-Pacific Astronomy Olympiad are December 4-11 (a couple weeks later than the 11 th IAO in Bombay ). ... For the teams which ask for Russian visa - together with the personal data for visas (or before). E-mails for sending the applications . ... The Asian-Pacific Astronomy Olympiad 2006 - last information . ...

... SETI: Monday 7 December Ballyclare . ... Blackrock Castle Observatory: Cosmic Christmas Launch & Flood Relief Benefit: First Fridays at the Castle, December 4th. Blackrock Castle Observatory is launching Cosmic Christmas in association with RSVP Red Sandstone Varied Productions at the popular First Fridays at the Castle event on Friday December 4 th at 6pm. ... Deise Astronomy Club ). ... Tuesday, 1 December 2009 17:47 . International Year of Astronomy, Ireland National Node . ...

Discover the cosmos! ... 2000 December 29 . The Dark Horsehead Nebula . ... Image Processed by Al Kelly . Explanation: While drifting through the cosmos this magnificent interstellar dust cloud, sculpted by stellar winds and radiation, has chanced to assume a recognizable shape. Fittingly named The Horsehead Nebula it is embedded in the immense complex of star forming gas and dust surrounding the Orion Nebula some 1,500 light-years distant. ... About APOD | ...

... HST . ... Data . ... HST Overview . Overview . ... Phase I Proposing . ... Retrieving HST Data . ... STIS . ... After extensive testing to optimize the CR rejection parameters (see the ISR 98-22, Cosmic Ray Rejection in STIS CCD Images) a new parameter table for CRREJTAB has been installed that implements the recommendations from Table 1 of ISR 98-22 . ... Tests with the new table show a marked improvement, and a much lower false rejection rate while still eliminating most cosmic rays in an image. ...

Talk . Date of Talk . ... The Cosmic Evolution of Neutral Atomic Hydrogen Gas" . ... Power Point PDF . ... University of Sydney talk . ... Measuring the Gas in Galaxies in the Distant Past" . ... Talk at 'Galaxy Metabolism: Galaxy Evolution Near and Far' conference . ... Neutral Hydrogen Gas in Galaxies at Moderate Redshifts: Current and Future Observations" . ... Neutral Hydrogen Gas in Abell 370, a Galaxy Cluster at z = 0.37" . ... Neutral Hydrogen Gas in Star Forming Galaxies at z=0.24" . ...

... Astronomical Observatory, Shevchenko Park, Odessa, 65014, . ... The XVI -th G. Gamow's Odessa Astronomical Summer Соnference-School, 14-20 August, 2016, Odessa, Ukraine . ... The XV -th G. Gamow's Odessa Astronomical Summer Соnference-School, 16-23 August, 2015, Odessa, Ukraine . ... The XIV -th G. Gamow's Odessa Astronomical Summer Соnference-School, 17-23 August, 2014, Odessa, Ukraine . ... The XIII -th G. Gamow's Odessa Astronomical Summer Соnference-School, 19-25 August, 2013, Odessa, Ukraine . ...

... The high energy particles (mainly protons and alpha particles) found in the interplanetary space constitute what is called cosmic rays. ... galactic cosmic rays (GCR) originating far outside our solar system . ... anomalous cosmic rays" (ACR) originating from the interstellar space beyond the heliopause . ... The anomalous cosmic rays are most likely produced by neutral atoms in the interstellar space, which . ... The anomalous cosmic rays differ from others by their composition. ...

... 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 . ...

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 . ...

... 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 . ...

NASA TV Video File on 3C 58 (December 2004) . Astronomy Picture of the Day (December 23, 2004) . A Chilling Discovery (December 15, 2004) . Going to Extremes (December 14, 2004) . Deepest Image of Exploded Star (August 23, 2004) . ... Young Pulsar Reveals Clues (September 6, 2001) . Vital Elements from Supernova (December 21, 1999) . New Vision of Cosmic Explosions (September 20, 1999) . Pat Slane's Home Page Pat's SNR Page ...

... Cambridge . ... Bojan Nikolic web pages home . ... Welcome to the web-log (AKA, blog) about my astronomical research. ... Some of the articles are simply commentary or pointers on others people work in astronomy and contain no original research . ... Simple smoothing of astronomical images in FITS format (April 29, 2012) . ... Talk at the University of Cambridge (November 3, 2010) . ... Introductory talk at the Kavli Institute for Cosmology, Cambridge (March 22, 2010) . ...

... 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 . ... August 2011 . ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...

... Telescopes . ... The International Conference "Dark Ages and White Nights (Spectroscopy of the CMB)" (June 20-24, 2016) . ... The International Conference "Stars: from collapse to collapse" (October 3-7, 2016) . The traditional annual competition conference of scientific and scientific-engineering papers of the Observatory staff members . ... A session of the Dissertation Council (October 16, 2015) . ... International scientific conference "Large Optical Telescopes" (October, 10-13, 2011) . ...

. Pulkovo Observatory of Russian Academy of Sciences is situated . near Saint-Petersburg. It was founded in 1839. 196140, Saint-Petersburg, Pulkovskoye chaussee 65/1 . English version . Russian version . This page has been accessed times since May 1, 1999.