Astronomy Picture of the Day . The Galactic Ring of NGC 6782 . ... 21.11.2001 . ... Hubble Heritage Team , NASA Explanation: Do spiral galaxies look the same in every color? ... In visible light , NGC 6782 appears to be a normal spiral galaxy with a bright bar across its center. ... Light we see today from NGC 6782 left about 180 million years ago, while dinosaurs roamed the Earth . ... Publications with keywords: NGC 6782 - ring . Publications with words: NGC 6782 - ring . ... The Ring . ...

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• Астронет > The Galactic Ring of NGC 6782
• Journal "Peremennye Zvezdy"
• Infrared Saturn

... 2001 November 21 . The Galactic Ring of NGC 6782 . ... Hubble Heritage Team , NASA . ... NGC 6782 demonstrates colorfully that they do not. In visible light , NGC 6782 appears to be a normal spiral galaxy with a bright bar across its center. ... Astronomers are studying possible relationships between the central bar and the ring . Light we see today from NGC 6782 left about 180 million years ago, while dinosaurs roamed the Earth . ... About APOD | ... NASA Technical Rep.: ...

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• APOD: 2008 November 4 - The Double Ring Galaxies of Arp 147 from Hubble
• APOD: November 26, 1997 - Uranian Moons, Rings, And Clouds

... STScI-PRC00-37 HUBBLE CAPTURES AN EXTRAORDINARY AND POWERFUL ACTIVE GALAXY Resembling a swirling witch's cauldron of glowing vapors, the black hole-powered core of a nearby active galaxy appears in this colorful NASA Hubble Space Telescope image. ... The larger outer ring extends off the image and is in the plane of the galaxy's disk. ... The black hole and its accretion disk are expelling gas out of the galaxy's disk and into its halo (the region above and below the disk). ...

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• http://www.arcetri.astro.it/~palla/ANDREAIMMAGINI/Galassie/RingGalax.txt
• http://www.arcetri.astro.it/~palla/ANDREAIMMAGINI/Galassie/Cartwheel.txt
• http://www.arcetri.astro.it/~palla/ANDREAIMMAGINI/sistemasolare/Saturno/prc9818.txt

... ATNF Home . ... About ATNF overview . News | ... Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Murchison Radio-astronomy Observatory . ... Parkes radio telescope . ... Mopra radio telescope . ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ... Now, new Australia Telescope observations of the polar ring galaxy NGC 4650a suggest that the dark matter in this galaxy lies in a flattened distribution aligned with the polar ring. ...

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• ATNF Media Release - November 24, 1998
• New HI observations of the prototype Polar Ring galaxy NGC 4650A

Astronotes Armagh Planetarium's Stellar Blog! ... Saturn as you haven't seen it (Image credit: NASA/ESA) . This false colour image from the Hubble Space Telescope not only shows Saturn in an unfamiliar light, but displays some of the giant planet?s features. ... Viewing Saturn at this time not only allows us to see the famous rings almost edge on but also to observe both polar regions at once. There we see Saturn?s aurorae, analogous to Earth?s Northern lights and Southern Lights. ...

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• Hubble throws light on dark matter | Astronotes
• Finding Your Way in the Milky Way | Astronotes
• HST | Astronotes - Part 4

These are very prominent absorption lines is most all galaxies. ... These pair of absorption lines will appear in all the spectra and they should be your principle source for determining the redshift. ... When this applet opens you will see an iconic representation of galaxies in the left hand side of the applet and a target area in the right side of the applet. ... Note: What you are doing in this excercise is identical to what Hubble did in the 1920's and you are using the same galaxies. ...

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• Low Surface Brightness Galaxy Gallery
• galaxies, Hubble sequence
• Hubble Ultra Deep Field

... 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. ...

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• The Pleiades

home publications > mercury . SEARCH ASP SITE: Match ALL words Match ANY word . ... Purchase through the AstroShop . ... Publications of the ASP (PASP) . ... Astronomy Beat . ... Lighting the Nebulae . ... The interplay of light and atoms paints the beautiful palette of planetary nebulae. ... So come along on a trip to the inside of a planetary nebula and see what really happens as light and atoms violently interact to create some of the loveliest objects in the night sky. home | ... astroshop | ...

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• ASP: Black Holes to Blackboards: Seeing the Light
• ASP: Guest Observer
• ASP: Good Astronomy Activities on the WWW

... R.S. de Jong, A.C. Seth, D.J. Radburn-Smith, E.F. Bell, T.M. Brown, J.S. Bullock, S. Courteau, J.J. Dalcanton, H.C. Ferguson, P. Goudfrooij, S. Holfeltz, B.W. Holwerda, C. Purcell, J. Sick, D.B. Zucker, 2007, ApJL 667, 49 . ... S.A. Kassin, R.S. de Jong, B.J. Weiner 2005, ApJ 643, 804 . ... I. Near-Infrared and Optical Broadband Surface Photometry of 30 Galaxies . ... Eric F. Bell and Roelof S. de Jong 2001, ApJ 550, 212-229 . ... Roelof S. de Jong 1996, A Suppl. ... Back to Roelof's home page () . ...

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• Hubble Space Telescope Observations of Saturn during the August and November
• Zolt Levay, Space Telescope Science Institute
• Swara's Publications

The Cartwheel Galaxy . This false-color composite image shows the Cartwheel Galaxy as seen by the Galaxy Evolution Explorer's far-ultraviolet detector (blue); the Hubble Space Telescope's Wide Field and Planetary Camera 2 in B-band visible light (green); the Spitzer Space Telescope's infrared array camera at 8 microns (red); and the Chandra X-ray Observatory's advanced CCD imaging spectrometer-S array instrument (purple). ...

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• http://www.astronomy.com/sitefiles/resources/image.aspx?item=%7B0F8025ED-5940-4AF9-8D96-6784D649D808%7D
• A Hubble and Spitzer masterpiece | Astronomy.com
• Hubble offers a dazzling view of the Necklace Nebula | Astronomy.com

... ESO is building what will be the World's largest optical telescope array, The Very Large Telescope (VLT). The VLT Project organisation is responsible for the design and construction of the Unit Telescopes, including enclosures, optics, adapter-rotators and coating unit. ... Unit Telescopes Overview - This page is outdated, an update is in process. ... Secondary mirror (M2 Unit) - This page is outdated, an update is in process. ... Coating Unit - This page is outdated, an update is in process. ...

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• The hidden fires of the Flame Nebula* | ESO
• ESO - Science Announcements
• Marina Rejkuba's Web Site

... Bad Astronomy . ... Bitesize Astronomy . ... Have you ever looked at pictures of Saturn's rings and noticed what look like gaps in the rings? ... Gian Domenico Cassini discovered a large gap in Saturn's rings in 1675. Later, an astronomer named Encke discovered a smaller gap near the edge of the rings. ... It was found long ago that an orbit in the Cassini Division, as the large gap is named, has a period almost exactly one-half that of one of Saturn's moons named Mimas. ... 2008 Phil Plait. ...

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• Phil Plait's Bad Astronomy: Misconceptions
• Phil Plait's Bad Astronomy: The Logo
• Phil Plait's Bad Astronomy: Info

... Astronomy news . ... NASA's Spitzer Images Out-of-This-World Galaxy . ... It is spiral-shaped like our Milky Way, with long, spindly arms of stars. The "eye" at the center of the galaxy is actually a monstrous black hole surrounded by a ring of stars. In this color-coded infrared view from Spitzer, the area around the invisible black hole is blue and the ring of stars, white. ... The ring around the black hole is bursting with new star formation. ...

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• Publications

Galactic Wind Shells and High Redshift Radio Galaxies . ... M.Krause . Astronomy & Astrophysics, v.436, 845-851 . Very Light Jets II: Bipolar large scale simulations in King atmospheres [small version] . ... Simulations of Astrophysical Jets in Dense Environments . M.Krause, V.Gaibler & M.Camenzind . in: High Performance Computing in Science and Engeneering '05 eds.: E.Krause, W.J ger & M.Resch. ... M.Krause & M.Camenzind . ... Martin Krause & Paul Alexander . ... Martin Krause . ...

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• Martin Krause - Large Scale Very Light Jet Simulation

... 23 September 2004 - Telescope First Light! ... 30 July 2004 . ... NIC-FPS is an instrument combining the capabilities of a near-infrared imaging camera with a cryogenic Fabry-Perot etalon currently under development at the Center for Space Astrophysics and Space Astronomy , University of Colorado with support from Rice University , Ball Aerospace and the Astrophysical Research Consortium. It is scheduled to begin operations on the ARC 3.5m telescope at Apache Point Observatory in 2004. ...

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• Student Research at Manastash Ridge Observatory

An image of the grand design of spiral galaxy M100 obtained with NASA's Hubble Space Telescope resolves individual stars within the majestic spiral arms. ... Hubble has the ability to resolve individual stars in other galaxies and measure accurately the light from very faint stars. This makes space telescope invaluable for identifying a rare class of pulsating stars, called Cepheid Variable stars embedded within M100's spiral arms. ... 617) 495-7062 . Fax: (617) 495-7356 . ...

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• Introduction

... Высокого качества (19.5 MB) . Низкого качества (2.9 MB) MPEG . ... Низкого качества (2.9 MB) This movie shows dynamic rings, wisps and jets of matter and antimatter around the pulsar in the Crab Nebula as observed in X-ray light by Chandra (left, blue) and optical light by Hubble (right, red). ... To produce a movie of reasonable length the sequence was looped several times, as in looped weather satellite images. ... Авторские права: X-ray: NASA/CXC/ASU/J.Hester et al.; ...

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• Stellarium: StelGeometryBuilder Class Reference

... Rings of Saturn . ... Saturn's Ring System . ... Saturn's ring system makes the planet one of the most beautiful objects in the solar system. ... Beyond the Encke Division (at left) is the faintest of Saturn's three bright rings, the C-ring or crepe ring, barely visible against the planet. ... False Color Image of Saturn's Rings . ... Saturn's F-Ring . ... Saturn's Satellites and Ring Plane Structure . This image shows Saturn's satellites approximately to scale as well as Saturn's ring structure. ...

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• Energetic Particles
• Saturn's Moon Dione
• Saturn Picture List

... Energy . ... The free ions and electrons in a plasma behave the same way. Knowing the temperature of the high atmosphere of Earth, or that of the Sun, we can calculate energies expected of ions and electrons found there. However, ions and electrons actually observed in space are often much, much more energetic, and may move at a respectable fraction of the velocity of light (300,000 km/sec or 186,000 miles/sec). ... Typical energy of an electron in the polar aurora. 40,000 ev . ... 50,000 ev . ...

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• The Io Dynamo
• The Sun's Corona
• The Polar Aurora

... 11 Yellow-Green (78% transmission): Contrasts well with the red and blue characteristics of surface features on Jupiter and Saturn. ... 82A Light Blue (73% transmission): Useful on the Moon, Mars, Jupiter, and Saturn, this subtle pale blue filter enhances areas of low contrast while avoiding significant reduction of overall image brightness. ... Meade Series 4000 Photo-Visual Color Filters may be ordered individually or in the following sets: . ... Meade Series 4000 Broadband Nebular Filters . ...

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