... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2001 October 16 . A Newly Active Volcano on Jupiter's Io . ... Explanation: Would a volcano plume discovered in January above Jupiter's Moon Io still be active months later? ... Careful inspection of the two images will show a newly prominent dark volcano surrounded by a light-colored ring visible only in the smaller, more recent image . ...

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• APOD: 2006 December 4 - Movie: The Active Sun
• APOD: November 10, 1997 - Dark Volcano Active on Io
• APOD: 2008 September 24 - Active Region 1002 on an Unusually Quiet Sun

... Io: Moon Over Jupiter . ... Credit Copyright: Cassini Imaging Team , SSI , JPL , ESA , NASA Explanation: How big is Jupiter's moon Io ? ... Although in the above picture Io appears to be located just in front of the swirling Jovian clouds, Io hurtles around its orbit once every 42 hours at a distance of 420,000 kilometers or so from the center of Jupiter . ... Publications with keywords: Io - Jupiter - cassini spacecraft . Publications with words: Io - Jupiter - cassini spacecraft . ...

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• A Newly Active Volcano On Jupiters Io
• Астронет > A Newly Active Volcano On Jupiters Io
• Journal "Peremennye Zvezdy"

... STScI-PRC99-13 HUBBLE CLICKS IMAGES OF IO SWEEPING ACROSS JUPITER While hunting for volcanic plumes on Io, NASA's Hubble Space Telescope captured these images of the volatile moon sweeping across the giant face of Jupiter. Only a few weeks before these dramatic images were taken, the orbiting telescope snapped a portrait of one of Io's volcanoes spewing sulfur dioxide "snow." ... Astronomers increased the color contrast and added false colors to the image to make the faint plume visible. ...

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• Ice Volcanoes Reshape Europa's Chaotic Surface
• APOD: May 15, 1998 - TRACE and the Active Sun
• APOD: October 18, 1999 - NGC 3603: An Active Star Cluster

... Today this year's largest group of sunspots will cross the Sun's central meridian. ... The next day, the number of spots in the group reached five, and the day after, on June 2nd, it was possible to count thirteen sunspots on solar disk, which had been clear prior to this. ... This year's two most powerful active areas, which passed across the solar disk at the beginning of May, 2009, are set to appear in the Sun's eastern sector in two days, on June 6th. ...

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• Sunspots and active regions January 10, 2007
• Sunspots and active regions January 01, 2015
• Sunspots and active regions January 10, 2012

... Bad Astronomy . ... Bitesize Astronomy . ... Last week's Snack talked about how black holes can affect the environment around them in such a way as to be very bright . ... It's a common misconception that black holes always have matter swirling into them. ... As this matter gets closer and closer to the black hole it piles up and a large, fairly flat disk forms. This is called the accretion disk , because matter from this disk accretes (that is, falls in) on the black hole. ... 2008 Phil Plait. ...

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... Projects . Data transfer . ... PPTA projects and allocations . ... Time active (d) . ... Not active . ... PPTA data release 2 . ... unallocated Study timing noise in PPTA pulsars . ... unallocated Reprocess P140 data with PPTA pipeline . ... unallocated Consider the optimal observing strategy for PPTA pulsars . ... unallocated Application of cyclic spectroscopy to PPTA pulsars . ... Profile Domain Pulsar Timing: Developing and applying techniques to PPTA data. ... Tue, 24 Nov 15 03:36:53 +0000 . ...

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• Orientation and Evolutionary Effects in Active Galactic Nuclei
• The Active Algol Binary KZ Pavonis
• Active Optics

... ESO PR Photo 07a/01 . ... ESO PR Photo 07b/01 . ... Caption : PR Photo 07a/01 shows Comet Hale-Bopp , still active at a distance of nearly 2,000 million kilometres from the Sun. ... This is quite unusual for a comet and is clearly confirmed on the present photo ( PR Photo 07a/01 ) from the WFI camera on the MPG/ESO 2.2-m telescope at La Silla, obtained a few days ago. ... ESO-Chile . ... ESO PR Photos 07a-b/01 may be reproduced, if credit is given to the European Southern Observatory (ESO). ...

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• Wide-field view of the sky around the distant active galaxy PKS 1830-211
• Wide-field view of the sky around the distant active galaxy PKS 1830-211 | ESO
• ESO - Clustering Measurements of Active Galactic Nuclei

Astronotes Armagh Planetarium's Stellar Blog! ... Stars . ... Telescopes and Observatories . ... The majestic star-forming region in the Lagoon Nebula. The pale ring to the right is an internal reflection in the telescope.€а (Image credit: ESO/ VPHAS+/ V. Kalari and J. Vink (Armagh Observatory) . ... The 18 component images were further processed twice. ... Venu and his colleagues use images like this to identify individual young forming stars in the Lagoon Nebula and determine their ages. ...

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• Water on Mars: Evidence from NASA | Astronotes
• Rings Around an Asteroid | Astronotes
• Comet ISON Puts on a Show for Hubble | Astronotes

We present Spitzer 3.6-160 О?m images, Spitzer mid-infrared spectra, and JCMT SCUBA 850 О?m images of the Sombrero Galaxy (NGC 4594), an Sa galaxy with a 109 Msolar low-luminosity active galactic nucleus (AGN). The brightest infrared sources in the galaxy are the nucleus and the dust ring. ...

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• STScI Preprint #1296
• Active galaxies and black holes
• John H. Debes

Next: C.S. Jeffery, Research Astronomer Up: Research Previous: J.E. Chambers, Research Astronomer Contents . ... We examine spectral time-series of two lower-chromospheric lines observed with SUMER/SOHO (N I and C II ). ... Two examples of explosive events observed with SUMER/SOHO in transition region spectral lines are reported here; one detected in C IV 1548?, in a region within the northern polar coronal hole, and the other in O VI 1032?, in an active region. ...

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• Armagh Observatory
• Why this is interesting: reasons for which astronomers get very excited around
• Terry Mosely's Bulletins

... Tonight's Sky . ... The Magazine . ... Observing . ... Magazine . ... Product Reviews . ... View more active galactic nuclei . ... In the July 2013 article, Secrets of the brightest objects in the universe, I describe what astronomers currently know about quasars, which are the most luminous type of active galactic nuclei (AGNs). ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

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• active galactic nuclei | Astronomy.com
• Continent-sized radio telescope takes close-ups of Fermi active galaxies |
• RXTE reveals the cloudy cores of active galaxies | Astronomy.com

The Sun is our nearest star and the source of energy for life on Earth. ... For centuries astronomers wondered whether they were clouds floating in the Sun's atmosphere, but we now know that they really are huge regions of magnetic field, about as intense as the field at the poles of an iron magnet. ... Such abrupt events were named solar flares , and what made them especially interesting was that occasionally, after a prominent flare, a magnetic storm would erupt on Earth. ...

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• Jupiter's Moon Europa
• Galileo Crosses Boundary Into Jupiter's Environment
• Jupiter's Moon Io

... X CB (X) Opening of a set X by a disk B. Closing of a set X by a disk B. Science-Driven Feature Selection (a) (b) Mount Wilson Classification The Mount Wilson classification scheme groups sunspots into four classes based on the complexity of magnetic flux distribution in associated active regions [1]: class : groups dominated by a single unipolar sunspot class : a pair of sunspots of opposite magnetic ... Convex hulls are utilized to measure polarity mixture in (j). ...

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• Relations
• The AstroStat Slog Blog Archive [ArXiv] Decision Tree, Aug. 31, 2007
• Select a circle around the central point source

... Artist?s conception of the collision of Comet Shoemaker-Levy 9 with Jupiter, as seen from the Galileo spacecraft. At the time of the first impact, the comet fragments will be much farther apart than shown in this illustration. ... One orbit, computer May 18, 1993 by Syuichi Nakano, showed that the comet passed close to Jupiter in July 1992, and would pass within 45,000 kilometers of the center of Jupiter in July, 1994. ... The fragments of Shoemaker-Levy 9 move around Jupiter. ...

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• ASP: Star Science in the Autumn Sky
• ASP: Monster Comet Promises Big Show
• ASP: An Ancient Universe - Changes in the Solar System

Galaxies are diffuse objects which are imaged against a background of finite brightness and noise. Galaxies which have the maximum contrast with respect to this background are the ones that are first discovered. ... These galaxies have been missed to date but active surveys for them are underway. ... In this page we present several examples of these newly discovered Low Surface Brightness galaxies as well as examples of high surface brightness galaxies. ...

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• The Galaxy Gallery: Messier Objects
• Thermodynamics
• Astro-2 and the UIT Experiment

... 773Veron-Cetty Veron . Quasars (brighter than absolute magnitude -23) 85221 . ... Active galaxies (fainter than -23) 21737 . VII/248 Quasars and Active Galactic Nuclei (12th Ed.) (Veron+ 2006) ================================================================================ Quasars and Active Galactic Nuclei (12th Ed.) Veron-Cetty M.P., Veron P. =2006A .. ... 374, 92 (Catalogue ) (11) Veron-Cetty M.P., Veron P., 2003, Astron. ...

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• HwB: Active Filter: Linkwitz 24dB Lowpass
• HwB: Active Filter: Butterworth 6dB Highpass
• HwB: Active Filter: Butterworth 6dB Lowpass

Table of Contents - Subject Index - Author Index - . Astronomical Data Analysis Software and Systems IX . ... Reduction of Adaptive Optics Images . ... GBT Active Optics Systems and Techniques . ... A User-Friendly Way to Optimize Adaptive Optics: NAOS Preparation Software . ... QuickLook Data Reduction Pipeline - Keck Adaptive Optics Real Time Data Reduction Software . ... NAOS Computer Aided Control: an Optimized and Astronomer-Oriented Way of Controlling Large Adaptive Optics Systems . ...

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• KPNO 4-meter Active Primary - Software
• IDL-based Database of Solar Active Regions

... Цвет: синий . ... Материал верха: искусственная замша, текстиль . ... Материал подошвы: полиуретан . ... Кроссовки Zenden Active. ... title='Тепловая пушка Roda RP-5C' border='0' align='left' width='120' style='margin-right: 20px;' hspace='7' vspace='5'/> . ... Туфли разработаны и произведены американской компанией Pediped, которая выпускает качественную и красивую обувь для детей. ... Декорированы туфли аппликациями из цветов. ... Туфли белого цвета марки Pediped серии Grip'n'Go для девочек. ...

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• Кроссовки Zenden Active - Zenden Active - Zenden Active fashion наручные
• Босоножки. 14-26206 - Ramarim - Ramarim 14-26206 Кроссовки Zenden Active
• Куртка утепленная Emoi - Emoi - Emoi Кроссовки iD active

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... des pages consacr†йes †а la publication de vos photos Mais c'est aussi une vraie communaut†й avec laquelle partager votre passion et nourrir votre curiosit†й. Accueil La com†иte Chury toujours active . ... Cette photo prise le 1 er mars 2016, †а seulement 26,7 km de distance, met en †йvidence un beau jet de mati†иre qui s'†йchappe en bordure des r†йgions Imhotep et Bes, sur le lobe de l'h†йmisph†иre Sud de la com†иte. ... Etat du ciel ...

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• D†йcouverte: du volcanisme r†йcent sur Mercure | Ciel et Espace

... Главная . ... Новости . ... Проекты . Любителям астрономии . Проект ISON . ... Подробнее . ... Категория: Новости проекта ISON . ... Метки: Космический мусор ,љ Астероиды ,љ Гамма-всплески ,љ Любителям астрономии ,љ Кометы љ . ... Метки: Космический мусор ,љ Астероиды ,љ Любителям астрономии љ . ... 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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