... This was shown in dramatic fashion by the COsmic Background Explorer (COBE) satellite which produced this premier view of the central region of our own Milky Way Galaxy in infrared light in1990. ... Comet Hale-Bopp is living up to its expectations. ... The Great Comet of 1997 is now brighter than the Great Comet of 1996 ever was. ... What happened to Jupiter's Great Red Spot? ... Both writer/editors of APOD are impressed by how bright Comet Hale-Bopp has become, and how easily visible it is. ...

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... Tonight's Sky . ... SUN MOON MERCURY VENUS MARS, JUPITER SATURN . ... Moon . ... The Magazine . ... Observing . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Working with color . ... 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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• November 2011 | Astronomy.com
• Exploring the cosmic microwave background | Astronomy.com
• Bright planets meet at dusk | Astronomy.com

... 2000 November 9 . The Cosmic X-Ray Background . ... Notably, the faint sources tend to be green and blue, showing x-ray characteristics of huge amounts of material falling into massive black holes in very distant galaxies. ... The XMM-Newton results add to the growing consensus that they do and that, from across the universe , x-rays produced as matter feeds these black holes account for the cosmic x-ray background. ... About APOD | ...

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• APOD: 2011 November 3 - IC 59 and IC 63 in Cassiopeia
• APOD: 2012 November 27 - Bright Jupiter in Taurus
• APOD: 2004 November 8 - Jupiter and Venus at Sunrise

The upper image above shows a 3 color image of the sky with RED=3.5 microns, GREEN=2.2 microns and BLUE=1.25 microns. ... The lowest level is 3.95 kJy/sr at 3.5 microns, 6.67 kJy/sr at 2.2 microns, and 7.08 kJy/sr at 1.25 microns for the upper and middle images, but 0.395 kJy/sr for the lower image. ... The lowest level is 223.2 kJy/sr at 240 microns, 555.3 kJy/sr at 100 microns, and 508.2 kJy/sr at 60 microns for the upper and middle images, but 30.7 kJy/sr for the lower image. ...

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• Prof. Edward L. (Ned) Wright
• Cosmic InfraRed Background Radiation
• Figure Captions

... Space Flight . ... January . ... Posted on January 9, 2013 | No Comments January sees the beginning of a New Year with everyoneтАЩs New YearтАЩs resolutions to be healthier, to be happier and many people deciding to take up or return to a [ ] . Continue Reading.. ... Posted on December 10, 2012 | ... 1 Comment At the beginning of March look west just after sunset to see three of the тАШwandering starsтАЩ.€а Mercury will be close to the horizon, with Venus and Jupiter shining brightly [ ] . ...

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• - Part 21
• extraterrestrial life | Astronotes
• Astronotes | Armagh Planetarium's astronomy news from across the Universe -

... Lubin 5 , J.C. Mather 3 , R.A. Shafer 3 , G.F. Smoot 6 , R. Weiss 7 , D.T. Wilkinson 8 , and E.L. Wright 9 The Diffuse Infrared Background Experiment (DIRBE) on the Cosmic Background Explorer ( COBE ) spacecraft was designed primarily to conduct a systematic search for an isotropic cosmic infrared background ( CIB ) in ten photometric bands from 1.25 to 240 m. The results of that search are presented here ... 5 ) UCSB, Physics Department, Santa Barbara, CA 93106 . ... huizinga@stsci.edu . ...

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• HST this week: 331
• Near Infrared Camera and Multi-Object Spectrometer Instrument Handbook for
• HST this week: 327

... Impact craters and associated concentric rings are about the only features to be found on Callisto. ... It has a bright central region that is 600 kilometers in diameter, and its rings extend to 3000 kilometers in diameter. ... This image shows the heavily cratered surface of Callisto. ... Also visible is a fresh, sharp-rimmed crater some 90 km (56 miles) across named Igaluk (center left third of picture), and a bright zone in the south polar area (bottom of image) which could be an impact scar. ...

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• The Polar Aurora
• Jupiter's Moon Io
• Jupiter's Moon Europa

... Impact craters and associated concentric rings are about the only features to be found on Callisto. ... It has a bright central region that is 600 kilometers in diameter, and its rings extend to 3000 kilometers in diameter. ... This image shows the heavily cratered surface of Callisto. ... Also visible is a fresh, sharp-rimmed crater some 90 km (56 miles) across named Igaluk (center left third of picture), and a bright zone in the south polar area (bottom of image) which could be an impact scar. ...

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• APOD: 2000 November 8 - October Skylights
• Jupiter's Moon Amalthea
• A collection of images

Comet 17P/Holmes increased in brightness over a half of million times on 2007 October 24 ( APOD 2007 October 26 ). On November 1 it was still in peak of its brightness, when I pointed at it the 25-cm telescope of my home observatory located in the Nizhnyj Arkhys, Community of the Special Astrophysical Observatory in Karachai-Cherkesia, Russia. Figure 1. Comet 17P/Holmes identified in the frame of SAO 1-m Zeiss all-sky TV camera on 2007 November 1. ... Comet is a green nonstellar object. ...

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• http://jet.sao.ru/jet/~goray/838/v838ecl.htm

T he Siding Spring Survey (SSS) is a Near-Earth Object search program that utilises the 0.5-m Uppsala Schmidt Telescope at Siding Spring Observatory, N.S.W., Australia. ... The mission of the Siding Spring Survey is to contribute to the inventory of near-earth objects (NEOs), or more specifically, the potentially hazardous asteroids (PHAs) and comets (PHOs) that may pose a threat of impact and thus harm to civilization. ... Based on the CSS Mission page . ... Siding Spring Survey Main Page . ...

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... Venus, the brightest planet, and Jupiter the second brightest (apart from Mars on very rare occasions) will appear very close together in the Eastern morning sky! ... Venus will be magniute -4.0, and Jupiter mag. ... Callisto, Jupiter's outermost Galilean moon, will then be 7' to the West of Jupiter, so Venus will be just about 4.5 times further away. ... The Last Quarter Moon will be 55 degrees away to the upper right of Venus, with Saturn (mag 0.1) another 16 degrees beyond the Moon. ...

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• Armagh Observatory
• Jupiter to occult star on the night of 3 to 4 August | International Year of
• Latest News

... 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
• Thesis Figures
• M42 Color Images

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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. Please standby and you will be automatically connected to the new location of the unframed Supernova page. Or, click on the link above. If you have questions or problems, please email me at David Bishop dbishop@vhdl.org . Last modified: Mon Aug 27 12:40:15 EDT 2001

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• Bright Supernova pages - Statistics
• Bright Supernova pages - Statistics for 2016
• Bright Supernova pages - Statistics for 2015

... Science User Portal . ... ESO, the European Southern Observatory . ... Travel and Contacts . Travel to ESO Headquarters . ... Survey Telescopes . ... Star Clusters . ... FLAMES . ... 100 Hours of Astronomy . ... IMAX€о 3D Film Hidden Universe . ... This image, the first to be released publicly from VISTA, the worldтАЩs largest survey telescope, shows the spectacular star-forming region known as the Flame Nebula, or NGC 2024, in the constellation of Orion (the Hunter) and its surroundings. ...

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• The location of the bright star cluster NGC 3532 in the constellation of Carina
• The Cosmic Bat | ESO
• ESO - Thesis Topic: Foreground emission and Cosmic Microwave background

... 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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• Meade Series 4000 Color Filter Set #1
• Meade Series 4000 Color Filter Set #2
• Meade Series 4000 Color Filter Set #3

... Astrophysics Group . Research . Cosmic Microwave Background (CMB) . ... A significant fraction of the Astrophysics Group is involved in work on the Cosmic Microwave Background, both experimental and theoretical. We are currently operating the Arcminute Microkelvin Imager , an arcminute-scale survey telescope, and developing analysis techniques for the Planck satellite. ... 2013, Astrophysics Group, Cavendish Laboratory, JJ Thomson Avenue, Cambridge, CB3 0HE . ...

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• Astrophysics Group Exploring the Cosmic Dawn
• Measurements of anisotropies in the Cosmic Microwave Background Radiation on
• PPEUC Programme - Cosmic Microwave Background Workshop

. Previous slide . Next slide . Back to first slide . View graphic version .

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• Analysis of very bright sources
• Agenda

... Note: Click here a longer, much more comprehensive overview of the polar aurora . ... Magnetic Field . ... Aurora . ... 3b. Fritz Aurora . ... Electrons . ... Typical aurora (Dick Hutchinson ї) . In Alaska, Canada, Norway, Finland or northern Russia, on a clear night, a greenish glow is often seen in the sky, known as the "Northern Lights." ... Auroral light is produced at a height of about 100 km (60 miles) when fast electrons, arriving from space, slam into atoms and molecules of the atmosphere. ...

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• Magnetospheres other than Ours
• Solar Energetic Particles
• Substorm Event On November 24, 1996

Finding Himalia, The Fifth Brightest Moon Of Jupiter . Articles | ... Himalia is the only moon other than the Galilean moons of Jupiter that is visible in an amateur size telescope. ... I normally use “The Sky” from Software Bisque for planning my observing sessions and in helping me find objects, but it only has the Galilean moons for Jupiter so I used Red Shift (version 3 at the time) which I also had on my computer. ... www.astronomy.net . ... dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• Astronomy articles, forums, listings, and other resources about Astronomy.
• Experiment With Font Color - an Astronomy Net Exploration Forum Message
• Total Lunar Eclipse, November 8-9 - an Astronomy Net Observation_reports Forum