... 2002 June 20 . Bright Galaxy M81 . ... Explanation: Big and beautiful spiral galaxy M81 , in the northern constellation Ursa Major , is one of the brightest galaxies visible in the skies of planet Earth. This superbly detailed view reveals its bright nucleus, grand spiral arms and sweeping cosmic dust lanes with a scale comparable to the Milky Way . ... The errant dust lane may be the lingering result of a close encounter between M81 and its smaller companion galaxy, M82 . ... About APOD | ...

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• APOD: 2002 July 10 - M51: Cosmic Whirlpool
• APOD: December 14, 1997 - The Radio Sky: Tuned to 408MHz
• APOD: 2001 October 20 - The Radio Sky: Tuned to 408MHz

... April 3, 1999 . The Radio Sky: Tuned to 408MHz . ... Explanation: Tune your radio telescope to 408MHz (408 million cycles per second) and check out the Radio Sky! ... In the resulting false color image, the galactic plane runs horizontally through the center, but no stars are visible . ... External galaxies like Centaurus A , located above the plane to the right of center, and the LMC (below and right) also shine in the Radio Sky . ... About APOD > . ...

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• APOD: August 6, 1998 - Infrared Horsehead
• APOD: April 9, 1999 - WR 104: Pinwheel Star
• APOD: 2000 August 18 - X-Rays From Antennae Galaxies

... 16.07.2004 . ... Credit Copyright: Ken Crawford Explanation: Blown by the wind from a star, this tantalizing , ghostly apparition is cataloged as NGC 7635, but known simply as The Bubble Nebula . Astronomer Ken Crawford's striking view combines a long exposure through a hydrogen alpha filter with color images to reveal the intricate details of this cosmic bubble and its environment. ... Publications with keywords: Bubble nebula - NGC 7635 . Publications with words: Bubble nebula - NGC 7635 . ...

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• Journal "Peremennye Zvezdy"
• SN1987A s Cosmic Pearls
• Астронет > The Bubble

... Главная . ... Новости . ... Проекты . Любителям астрономии . Проект ISON . ... Подробнее . ... Категория: Новости проекта ISON . ... Метки: Космический мусор ,  Астероиды ,  Гамма-всплески ,  Любителям астрономии ,  Кометы   . ... Метки: Космический мусор ,  Астероиды ,  Любителям астрономии   . ... Новости обсерваторий проекта] - Обсерватория Кубанского государственного университета от Иванов А - 09.04.2016 11:08:49 . ... 1999-2013 Copyright "Астрономия и Телескопостроение" . ...

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... SEARCH ASP SITE: Match ALL words Match ANY word . ... Astronomy . ... Hubble Space Telescope Images: http://hubblesite.org/newscenter/newsdesk/archive/releases/image_category/ . ... The Chandra x-ray telescope (in orbit around Earth) has been sending back a wide range of images of what deep space objects would look like if seen with "x-ray sensitive" eyes. ... Web Sites for Asking Astronomy Questions . ... Ask an Astronomer for Kids: http://coolcosmos.ipac.caltech.edu/cosmic_kids/AskKids/index.shtml...

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• ASP: Family ASTRO: Cosmic Decoders
• ASP: An Ancient Universe - Cosmic Calendar
• ASP: An Ancient Universe - The Age of Light from the Most Distant Galaxies

... Report on Cosmic Call 1999 . ... Cosmic Call Sessions . ... This Report outlines methodology, hard- and software, which were developed to transmit first public Interstellar messages from Evpatoria Deep Space Center (EDSC), and describes four Cosmic Call Sessions, which were fulfilled in EDSC on May 24 and June 30 - July 1, 1999. ... Each Cosmic Call consists of two parts. ... Dutil Message, . ... The software for gathering all messages and creating the Cosmic Call stream, was written on C language. ...

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Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Image credit: Armagh Planetarium) . ... Working in conjunction with Armagh Planetarium and the Irish Astronomical Association this celestial extravaganza will be an event not to be missed by stargazers and anyone interested in learning more about the Cosmos. ... Cosmic Cuilcagh will help us all to appreciate our significance in the wider Universe and how the world around us has been affected by cosmic activityтАЭ. ...

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• WLM Galaxy: a Cosmic Living Fossil | Astronotes
• amateur astronomy | Astronotes - Part 8
• astronomy history | Astronotes - Part 3

Making HST Pictures: Examples and Illustrations . ... These illustrations represent some of the steps and techniques used to produce ?pretty pictures? from HST images. ... TIFFs (ftp) . ... Separate images are exposed through different color filters. ... An alternate way to make color images . ... Eight bit (one byte) images contain 256 different values that may be represented by 256 shades of gray or 256 arbitrary colors from a color map (or palette) of all possible colors. ...

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• COS Instrument Handbook
• Near Infrared Camera and Multi-Object Spectrometer Instrument Handbook for
• Chapter 7: Observation Strategies

... Astronomers could be called the pirates of the sky; they explore new worlds and search for valuable information as loot. ... This corner of the Universe is brimming with astronomical riches, including star clusters, cosmic clouds and stellar nurseries. ... The Rim Nebula creates a wall of dark and bright clouds that marks the boundary of a stellar nursery. Stellar nurseries are clouds mostly made up of chemical called hydrogen, which is the main ingredient for making stars. ... Cool Fact . ...

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• http://www.eso.org/public/news/eso1311/kids/
• ESO - Thesis Topic: Foreground emission and Cosmic Microwave background
• The Cosmic Bat | ESO

Next: J.E. Chambers, Research Astronomer Up: Research Previous: Research Contents . ... Solar Variability and Climate . Other Activities . ... Applied to data of flares on Gliese866 he was able to estimate the area of hydrogen emitting flare regions as 1-13% of the stellar surface. ... As partners in the project, Armagh Observatory has been asked to contribute to the selection process in exchange for priority access to the data which will eventually flow from the satellite. ...

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• Armagh Observatory
• Doppler Imaging and Flare Activity on HR1099
• J.G. Doyle, Research Astronomer

In this gallery are many images of Low Surface Brightness Galaxies which have recently been discovered and analyzed. ... The central surface brightness of this galaxy is 24.28 . Malin 2 This galaxy is another huge disk galaxy with a scale length of 15 kpc and a redshift of 15000 km/a. The high surface brightness knot in one of its spiral arms actually has the same color, luminosity and H-alpha equivalent width as the entire Large Magellanic Cloud . ... Truly it is a Low Surface Brightness Galaxy. ...

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• Galaxy Gallery Page II

The Cosmic Microwave Background Radiation Temperature Work in groups of 2-4. ... Due 1999 April 15 In this laboratory exercise, you will use the radio telescope on the roof of Science B to measure the intensity of the Cosmic Microwave Background Radiation (CMBR). ... The output of the telescope when pointing at the sky will then be 2 Tsys = Trec + Tsky : The temperature of the sky can in principle arise from two sources, radiation from the atmosphere and radiation from outer space (the CMBR). ...

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• http://www.naic.edu/alfa/ealfa/meeting1/talks/staveley-smith-HIPASS.pdf
• http://www.naic.edu/~astro/School/Talks/large_pdf/emerson_whysd_2.pdf
• http://www.naic.edu/~astro/School/Talks/large_pdf/salter_meas_2.pdf

... Tonight's Sky . ... Sky this Month . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Frantic activity revealed in dusty stellar factories . ... NGC 253 is one of the brightest spiral galaxies in the sky, and also one of the dustiest. ... Astronomers used the Very Large Telescope (VLT) to uncover a host of new young, massive, and dusty stellar nurseries in nearby galaxy NGC...

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• Astronomers watch delayed broadcast of a rare celestial eruption | Astronomy...
• Bright planets meet at dusk | Astronomy.com
• Astronomers use supernovae to gauge power of cosmic lenses | Astronomy.com

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australian Square Kilometre Array Pathfinder . Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . ... Visiting Parkes radio telescope . Visiting Australia Telescope Compact Array . ... Parkes radio telescope webcam . ... Cosmic engine for senior students . ... A star field in the region of Sagittarius showing a range of stars. ... Cosmic Engine Home . ...

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• Hertzsprung-Russell Diagram Activities
• A Search for Bright Kuiper Belt Objects
• X-Ray Microlensing of Bright Quasars

... Observing . ... Solar Observing . ... April 3 (SUN) - Solar Observing, Central Park , Manhattan . ... APRIL'S SKY . ... Lecture Series at the American Museum of Natural History The Amateur Astronomers Association is proud to present an astronomy lecture series from October through May each year for our members and the .. ... The?аAmateur Astronomers Association of New York?аwas organized in 1927 to promote the study of Astronomy, emphasizing its cultural and inspirational value. ...

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• Lecture Series 2009-2010 ? ?100 Years of Cosmology: From Spiral Nebulae to the
• Lecture Series 2015-2016 ? Amateur Astronomers Association of New York
• Gallery ? Amateur Astronomers Association of New York

... It is notoriously difficult to identify weak cosmic ray events in long exposure observations. ... The method is to compare the probability distribution function (PDF) of cosmic ray events between an observation and a dark frame matched in exposure time. We illustrate the basic idea using dark exposures from a Tek 1024 1024 CCD with varying exposure lengths and read-out times. ... Figure: Histogram of cosmic ray events in a two hour dark frame. ... Original PostScript figure (78 kB) . ...

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• Innovative Cosmic Ray Rejection in ISOCAM Data
• Variable-Pixel Linear Combination

... The Galactic low-mass X-ray binary GS 2023+338 was discovered during the burst on May 22, 1989 with the Japanise satellite Ginga (aka Galaxy). The flux reached 17 crabs (this unit of flux measurement is an bright X-ray source, Crab Nebula) at 10-35 keV. ... No other radio telescope worldwide carried out multi-frequency measurements. ... Upon 14 days the radio flux fell below the detection level at the RATAN-600 in relation to the decrease of the X-ray flux. ...

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• Solar system scientific results 2003
• Total solar eclipse broadcast from Kenya with GLORIA
• GLORIA expedition to Peru to broadcast live the Total Lunar Eclips

... Magnetic Storms . ... Cosmic Rays . ... Energetic Particles . ... Solar fast Particles . We cannot observe the way the distant universe accelerates cosmic rays or produces energetic photons, but acceleration processes also occur on our Sun , though on a much more moderate scale. ... That is why such events are often missed by cosmic ray detectors near the equator, where the lowest energies are excluded by the Earth's magnetic field. ... Should we be concerned about solar energetic radiation? ...

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• The Brightest Moon
• Space Research Institute (IKI) Seminar
• Do Frogs Exist there Too ?

... Astrophysics Group . Research . ... Galaxy Formation and Evolution . Optical Interferometry . ... The Astrophysics Group carries out a wide range of research activities ?аand projects , with particular emphasis on the fields of optical interferometry , the cosmic microwave background (CMB) radiation, galaxy evolution , star formation and expolanets . ... For observational work we use a wide range of facilities worldwide in addition to those we have been involved in building. ... PHAROS array . ...

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• Astrophysics Group Exploring the Cosmic Dawn
• Measurements of anisotropies in the Cosmic Microwave Background Radiation on
• Astrophysics Group VSA

... Bad Astronomy . ... Mad Science . ... Site Info . ... Public Talks . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Who is this guy who calls himself "The Bad Astronomer?" ... First, yes, I am a real live astronomer (when people ask me what astronomers do, I tell them "They astronom !" ... These are emitted by powerful objects like black holes, exploding stars, and super-dense neutrons stars. ... Finally, am I really a bad astronomer? ... 2008 Phil Plait. ...

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• Dr. Philip Plait: Video Clips
• Phil Plait's Bad Astronomy: Misconceptions