... November 25, 1996 . A Quasar Portrait Gallery . ... Wales ), NASA . ... Discovered in 1963 , astronomers were astounded - to be visible at such extreme distances of billions of light-years they must emit prodigious amounts of energy. ... This recently released gallery of quasar portraits from the Hubble Space Telescope offers a look at their local neighborhoods: the quasars themselves appear as the bright star-like objects with diffraction spikes. ... About APOD . ... NASA Technical Rep.: ...

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• APOD: 2012 November 24 - NGC 1365: Majestic Spiral with Supernova
• APOD: 2009 November 18 - Water Discovered in Moon Shadow
• APOD: 2011 November 10 - RCW 86: Historical Supernova Remnant

Supernova 2009js in NGC 918 . This page is devoted to information on Supernova 2009js in NGC 918 . Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main page . Information on the original web pages for many of these images can be found on the updates and links web pages. Discovered independently by Lick Observatory Supernova Search (USA) and Koichi Itagaki (Japan). ... 2009/10/11.44 . 17.2 . ... Joseph Brimacombe . ...

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• Supernova 1999br in NGC 4900
• Supernova 1999gl in NGC 317B
• Supernova 2003fa in MCG +7-36-33

Astronomy Picture of the Day . ... 28.02.1996 . ... February 1996 . ... 1995 1996 . ... NASA Web Site Statements, Warnings, and Disclaimers . ... U. Based on Astronomy Picture Of the Day . Publications with keywords: Galactic Center . Publications with words: Galactic Center . ... A Laser Strike at the Galactic Center . The Annotated Galactic Center . ... The Galactic Center in Infrared from 2MASS . Great Observatories Explore Galactic Center . Gigagalaxy Zoom: Galactic Center . ...

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• XWare > APOD

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Risks Comparable to NEOs . ... The Increasing Rate of Discovery of Asteroids . ... Comet and Asteroid Collision Probabilities . ... Extreme albedo comets and the impact hazard (PDF Format) . ... Asteroid Impact Animations . ... Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids - 2002 . ... The Spaceguard Survey Report, 1992 (PDF) . Tsunami from Asteroid/Comet Impacts . ...

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Detected Supernovae . The search have produced till now the detections of 4 SNe. ... This result highlights the power of infrared monitoring in detecting Obscured SNe and indicates that optical surveys are probably missing a significant fraction of SNe, especially in obscured systems such as starburst galaxies. ... In Fig. we show the archival SOFI image of NGC3256 (left) and the first image obtained in 2001 (right) where SN2001db has been detected. ...

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• Titan Press Release
• APOD: November 12, 1996 - Comet Hale-Bopp Passes M14
• Asteroid Mathilde

Image credit: Michael Nolan, Arecibo Observatory. These radar images of near-Earth asteroid 2001 SN263 were obtained on 2008 Feb 12 and 13. ... Image from Feb 12 . ... First near-Earth triple asteroid discovered by Arecibo Observatory . ... was discovered this week by astronomers at the sensitive radar telescope at Cornell University?s Arecibo Observatory in Puerto Rico. ... For example, Arecibo has discovered more than half of the near-Earth binary asteroid systems discovered since 1999. ...

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... Planets . ... Stars . Exoplanets . ... Most exoplanets so far discovered fall into the category of тАШhot JupitersтАЩ, these are giant planets orbiting very close to their parent star. ... Note that we have discovered so many hot Jupiters because they are the easiest type of planet to find, they are not necessarily particularly common in the galaxy. ... Subsequently several similar hot and€а fuzzy worlds have been discovered the same way, proving this that this planet is not a one-off oddball. ...

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• Comet ISON: will it be Comet of the Century? | Astronotes
• Supernova in the Cigar Galaxy | Astronotes
• Comet Lovejoy is on the Way | Astronotes

... Observing . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... A newly discovered comet glows in the morning sky . ... Working independently, Japanese observers Kaoru Ikeya and Shigeki Murakami just discovered a new visitor from deep space: Comet C/2010 V1 (Ikeya-Murakami). ... Only registered members of Astronomy.com are allowed to comment on this article. ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email...

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• X-rays discovered from young supernova remnant | Astronomy.com
• "Ordinary" black hole discovered 12 million light-years away | Astronomy.com
• How would a supernova explosion near our solar system affect Earth? |

... Seminar archive . ... Type Ia Supernovae (SNe Ia) have an important role to measure a distance to an anonymous galaxy because they have a good correlation of the decline rates of the light curves with the absolute luminosity. ... First, super-Chandrasekhar SNe which have extremely high luminosity, slow decline rate of the light curves, slow expansion velocity and strong carbon features. ... As another example of diversity of SNe Ia, I would like also to introduce Type Iax SNe. ... All seminars: . ...

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Two images of Cassiopeia A obtained at 24 micrometers with the Spitzer Space Telescope over a 1-year time interval show moving structures outside the shell of the supernova remnant to a distance of more than 20 arc minutes. Individual features exhibit apparent motions of 10 to 20 arc seconds per year, independently confirmed by near-infrared observations. ... ADS ] . ADS Citation Query . ... 2005,2][2006,7][2007,5][2008,13][2009,4][2010,2][2011,5][2012,2][2013,3][2014,2][2015,4] . ...

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• HST this week: 325
• HST this week: 328
• HST this week: 317

... Among these objects, the newly discovered Kuiper Belt Objects (KBO's) outside the orbit of planet Neptune (also known as Trans-Neptunian Objects) are of particular interest, but the meeting was also concerned with distant comets and some of the small moons of the outer planets. ... The Kuiper Belt is a zone outside the orbits of Neptune and Pluto in which icy solar system objects were expected to be present; the first was found in 1992. ... ESO Press Photo 41/98 . ... Send comments to <ips@eso.org> ...

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• Comet Hale-Bopp, at a distance of nearly 2,000 million kilometres from the Sun.
• Infrared/visible crossfade of the Monoceros R2 star-forming region | ESO
• The Unexpected Past of a Dwarf Galaxy | ESO

A team using CSIRO 's Parkes radio telescope has just found the thousandth pulsar known to science. ... This is thanks to the power of a new instrument on the telescope, the multibeam system , which has slashed the time it takes to scan the sky," said co-leader of the pulsar team, CSIRO's Dr Dick Manchester . ... There are many different types of pulsar, and we have only a few examples of some types," said Dr Manchester. ... E-mail: rmanches@atnf.csiro.au . ... e-mail: hsim@atnf.csiro.au . ...

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• ATNF Media Release - 20 August 1998
• ATNF Science Highlights
• NGC 7552

... MASTER Net is 56 square degrees per 1 exposition . ... 06 Dec 2015: GRB 151205B: MASTER-NET early optical observations GCN18665 . ... 18 Nov 2015: GRB 151118A: MASTER-NET optical observations GCN18613 . ... 12 Nov 2015: GRB 151112A: MASTER-NET optical limit GCN18591 . ... 07 Nov 2015: GRB 151107A: MASTER-NET optical observations GCN18565 . ... 31 Oct 2015: Five OTs detected by Global Robotic MASTER Net ATel8232 . ... 02 Oct 2015: GRB 151001B: MASTER-NET early optical observations GCN18380 . ...

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... Asteroid . ... In case you didn't hear about it, which you probably didn't: On Jan. 7, an asteroid 1,000 feet across -- nearly three times the current diameter of Marlon Brando -- barely missed the Earth, which is most likely your planet of residence. ... What if this asteroid had hit the Earth? ... As it happens, the American Astronomical Society was holding a conference in Washington AT THE VERY SAME TIME as the asteroid nearly hit the Earth. ...

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• Winer Observatory - Observations of Near Earth Asteroid 2008QT3

M1 image More About M1 Nice Color Picture . ... M16 image More About M16 HST image . ... M31 image More About M31 Nice Color Picture . ... M42 image ; M43 image More About M42/43 Nice Color CCD Picture . M51 image More About M51 Color Image of M51 M51 Supernova . M57 image More About M57 Nice Color CCD Picture Very Deep M57 Image . ... M81 image More About M81 M81 Supernova Ultraviolet Image of M81 More about Ultraviolet Imaging . M82 image More About M82 M82 False Color M82 True Color . ...

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• Galaxy Gallery Page II
• Astronomy Plus CCD Images of Galaxies
• U of O High Energy Physics Seminars

... About meteorites . ... Meteoritic data . Impact Crater Smerdyachee . ... Based on Smerdyachee's depth, near circularity, and its mounded wall, and analysis by N.A. Fillin of nearby Roshal, Russia, the Estonian scientists Yu.V. Krestlane and K.H. Mella proposed in 1987 that Smerdyachee Lake is a meteorite crater. ... In 2002, the Laboratory of Meteoritics of the Vernadsky Institute of Geochemistry and Analytical Chemistry of the Russian Academy of Sciences explored this mysterious lake. ...

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A team of U.S. and German astrophysicists have made the first ever detection of X-rays coming from a comet. ... Following the initial detection, the team reported repeated X-ray emissions from the comet over the next 24 hours. ... One preliminary theory is that X-ray emission from the Sun was absorbed by a cloud of gaseous water molecules surrounding the nucleus of the comet, and then were re-emitted by the molecules in a process physicists call "fluorescence." ... Comets . ...

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• The Sun
• Comet Shoemaker-Levy 9
• Asteroid Castalia

... It was nothing known about the nearest to the Sun planet before the spaceship flight "Mariner-10", launched in the 3d of November 1973 and flied to the Mercury in the 29 of March 1974. The snapshots of the surface showed an astonishing similarity the Moon's and Mercury's reliefs. ... During the second flight they determined the duration of a Mercury day (88 terrestrial days) the day temperature was 510°C and the night one was about 210°C. The heat flood radiated by the surface was also determined. ...

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• smalltelae
• antichnoste
• Keplere

... Energy . ... Solar Wind . ... Field . ... 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. For some reason the field slows down the flow of heat from the Sun's interior and keeps sunspots slightly cooler than their surroundings. ... Solar Eclipses . ...

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• The Inner Radiation Belt
• The Exploration of the Earth's Magnetosphere
• Trapped Radiation -- History

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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• The High-Z SN Search Description
• GSAOI Instrument Description Page
• IAU Commission #34 (Interstellar Matter)