... Articles | ... Forums . ... 230 deg . 49 deg . ... 130 deg . ... More Info . ... 210 deg . ... 168 deg . ... 249 deg . ... 195 deg . ... 271 deg . ... 110 deg . ... 338 deg . ... July 15 . 247 deg . ... 224 deg . ... 340 deg . ... July Phoenicids (PHE) . ... August 10 . 341 deg . ... 339 deg . ... 307 deg . ... 334 deg . ... 335 deg . ... 286 deg . ... 327 deg . ... 262 deg . ... 102 deg . ... 153 deg . ... 117 deg . ... December 2 . ... 123 deg . ... 100 deg . ... www.astronomy.net . ...

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Astronotes Armagh Planetarium's Stellar Blog! ... Space Flight . ... Earth Satellites . ... Leonid meteors seen from 13 km altitude aboard an aircraft during the 1999 Leonids Multi-Instrument Aircraft Campaign (Leonid-MAC). Comet Tempel-Tuttle provides the cometary debris for the Leonid meteor shower. ... Every 17-19 November Earth crosses Tempel-TuttleтАЩs orbit and the Leonids become visible. With clear, dark skies observers may see 10 to 15 Leonid meteors every hour on those mornings. ...

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• The Leonid meteors: highlights of the November night sky | Astronotes
• comets | Astronotes - Part 3
• observing | Astronotes - Part 8

... 9.08.1996 . ... Credit Copyright: Sirko Molau , IMO , Archenhold-Sternwarte Explanation: From a radiant point in the constellation of Perseus, Comet Swift-Tuttle presents -- The Perseid Meteor Shower -- coming to your night sky this weekend! ... Indeed it is now known to be a regular August shower caused by the yearly passage of the Earth through the orbiting debri left behind by periodic comet Swift-Tuttle . ... The image shows bright Perseids recorded that year from August 9 through 14. ... August...

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• XWare > APOD
• A Meteor Shower Fireball Movie
• A 2001 Leonids Meteor Shower Fireball

See also: 2004 Perseids . This year's annual Perseid meteor shower takes place between the dates 17th July and 24th August, peaking on the night of 12/13th August, with a formal maximum in the small hours of Wednesday 13th August. ... This is the most famous of all meteor showers and rarely fails to provide an impressive display. ... Comet Swift-Tuttle takes approximately 130 years to make one circuit around the Sun, and sheds particles when closest to the Sun in its orbit. ...

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• Armagh Observatory
• Leonid Meteor Shower 2004 Armagh Observatory
• Geminid Meteors

... August 9, 1996 . The Perseid Meteor Shower . ... Explanation: From a radiant point in the constellation of Perseus, Comet Swift-Tuttle presents -- The Perseid Meteor Shower -- coming to your night sky this weekend! ... Dramatically illustrated in this composite video image made using MOVIE , meteors from the 1994 Perseids streak across the sky framed by the three bright stars of the asterism known as the "Summer Triangle" . ... What's the best way to enjoy a meteor shower? ... About APOD | ...

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• APOD: 2005 August 12 - A Meteor Shower Fireball Movie
• APOD: 2009 August 17 - Perseids from Perseus
• APOD: December 8, 1998 - Leonids from Leo

... 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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• Phil Plait's Bad Astronomy: Misconceptions

... You are here: start €Ё lbaops €Ё pmcal €Ё recentchanges . ... VLBI Schedule . ... Observer's Wiki . ... lbaops:pmcal:recentchanges . ... January 12, 2011, at 05:50 PM by ~cehotan : [==] . ... December 01, 2010, at 01:37 PM by ~cehotan : [==] . ... November 24, 2010, at 05:53 PM by ~cehotan : [==] . ... July 15, 2010, at 12:53 PM by ~cehotan : [==] . ... December 02, 2009, at 07:23 PM by ~cehotan : [==] . ... lbaops/pmcal/recentchanges.txt €§ Last modified: 2015/12/18 16:39 (external edit) . ...

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• lbaops:lba2013 [ATNF VLBI Wiki]
• lbaops:lba2008 [ATNF VLBI Wiki]
• correlator:diagnostics [ATNF VLBI Wiki]

... Tonight's Sky . ... Astronomy for Kids . ... Two meteor showers put on shows this December . ... And a second shower under moonless skies December 22/23 offers an additional treat this month. ... The Ursid meteor shower peaks under a dark sky before dawn December 23. ... One of the yearт??s most prolific meteor showers makes its appearance in mid-December. ... StarDome: Locate the constellations Gemini and Ursa Minor in your night sky before this meteor shower with our interactive star chart . ...

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• Leonid meteor shower peaks mid-November | Astronomy.com
• A gem of a meteor shower | Astronomy.com
• Perseid meteor shower set to put on a great show | Astronomy.com

... The awsome spectacle of a brilliant comet, with its long ghostly tail streaming behind it, is a rare event. ... Only one other comet, Comet Halley, was seen so far from the Sun, giving scientists an opportunity to watch it as it slowly warmed up and sprouted a tail. ... Comets are the Rip Van Winkles of the solar system -- mini-worlds that have changed little during their 4.5-billion-year nap far from the Sun. ... Observing Comets . ... Once, comets inhabited the entire solar system. ...

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• ASP: Making Your Own Astronomical Camera
• ASP: Guest Observer
• ASP: Articles on Education from Mercury Magazine

... The Pleiades star cluster, also known as the Seven Sisters and Messier 45, is a conspicuous object in the night sky with a prominent place in ancient mythology . ... The stars in the Pleiades are thought to have formed together around 100 million years ago, making them 1/50th the age of our sun, and they lie some 130 parsecs (425 light years ) away. ... Data for these stars are listed in a table below. ... Yes . ... WEBDA Pleiades cluster data . ... M45: The Pleiades Star Cluster (2007 November 18) ...

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• p1693 total power dropouts
• Rhiannon Zoe Nolan Howell November 2002
• Magellanic Stream

... The TRACE images may be used without restrictions in publications of any kind. ... These two images, taken on 18 November 2000 at 15:54UT and 16:11UT, respectively, show such an event: the red circle in the image to the left shows a region where many loops are cooling, with bright loop tops (the intensity scales with the square root of the image to reduce the dynamic range). ... See also a collection of images related to the Sun, other cool stars, and solar-terrestrial effects . ... Images | ...

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• Thought-Provoking Imagery Shows Sun's Place in the Galaxy
• APOD: August 17, 1999 - A Crescent Sunrise
• Galileo to Jupiter

New England observer Lew Gramer, fresh back from his mid-November fish observing and meteor-catching expedition in South Florida, reports that December also promises to be a great month for celestial sky-sparks!" ... Other showers adding to the mix this month include several very minor showers, such as the Chi Orionids (3 Dec), Monocerotids (9 Dec) and Sigma Hydrids (12 Dec), which usually contribute no more than 2 or 3 meteors per hour during even post-midnight observing this month. ...

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• Amateur Telescope Makers of Boston

... 2 April 1999 . The Nobeyama Radioheliograph data show that in the microwave range, besides large-scale trans-equatorial chains (see, e.g., the May 11-15, 1993 and November 1-4, 1993 events), there are also many examples displaying large and strongly evolving "longitudinal" or "internal" chains connecting remote active regions inside an active zone in one (northern or southern) hemisphere (the August 20-September 3, 1998 event). ... Last update: 2 April 1999 . ...

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• Large_Scale Emitting Chains
• Oct-Nov 2003

On September 15, 1998, the STScI director, Dr. Steven Beckwith, announced a special observation opportunity to the astronomical community during the Leonid Meteor Shower. During the peak of the Leonid meteor shower on November 17, 1998, HST will be pointed near the anti-radiant for ten hours. Anyone who is interested can submit ideas to STScI for scientific observations during this time. ... There are no HST observations in the archives for objects in this field. ...

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• Dust disk around a black hole in galaxy NGC 7052
• Is the Crab Pulsar Showing A 60-second Periodic Modulation?
• HST previous weeks

... Club By-laws . ... Other Club Activities . ... Public Nights . ... Dr. James Green, NASA, Director Planetary Science will be our esteemed speaker on Tuesday, April 12, 2016 at 7:30 PM in Peyton Hall on the Princeton University campus. ... Our astronomers setup telescopes for public use at Communiversity in Princeton, Super Science Saturday at the NJ State Museum in Trenton and at various public events around Mercer County. ... Amateur Astronomers Association of Princeton, Inc., ...

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These links highlight 2008 - current ARC projects for telescopes, instruments, or operations at Apache Point. ... Eyepiece: April 10, 2009 . Painted Enclosure: April 23, 2009, Part A , Part B . Drive Maintenance: July 24, 2009, Part A , Part B , Part C , Part D , Part E , Part F , Part G . ... New Interior Photos: March 14, 2014 . TripleSpec Electronics Mount: March 05, 2008: Part A , Part B , Part C . ... TripleSpec: October 30, 2008 . ... GFP Upgrade: December 8, 2010 . ...

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• Figure 1
• Figure 6
• Figure 4

... About meteorites . ... Meteorite Dronino . ... New iron meteorite shower found! Meteorite Encyclopedia . ... About laboratory . ... Dronino iron meteorite . ... Mr. Gus'kov felt that further efforts by Milanovsky were likely to be unsuccessful, so he searched further and found our Meteorites Laboratory. The Laboratory's analysis showed that the Dronino Iron has a meteorite origin. ... Dronino is the 111th meteorite and only the third iron-meteorite shower found in Russia in the last 250 years. ...

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... Feeding the Monster: Gas Caught in its Death Spiral into a Massive Black Hole . ... Stromlo Professor Mike Dopita have used the Hubble Space Telescope to discover how a massive Black Hole in a nearby galaxy feeds itself. ... Earlier Hubble Telescope data obtained by another team member, Professor Holland Ford of Johns Hopkins University in Baltimore, Maryland, had found a disk of gas rushing around the Black Hole at a speed of 500 kilometers a second. ...

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• Emma Kirby
• C/2006 P1 (McNaught)
• VV29 = Arp 188 = The Chainsaw Galaxy

... V838 Mon is a member of a new class of eruptive variables which appear as a peculiar novae having late K-M type spectra in their outburst. Before its outburst, it was a wide binary system of B3V type stars. ... The B3V companion was seen in the outburst in the UV spectrum taken with HST (Rauch et al., ... In the latest spectra, the light of B3V companion was predominating in the short-wave photometric bands. ... CCD blue frames of V838 Mon before the eclipse (left) and in the eclipse (right). ...

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• Fabry-Perot Interferometer: Gallery Old
• Search for distant radio galaxies in SAO

BaBar Collaboration Meeting , December 6-10, 2004 . ... APS April Meeting 2004 , May 1-4, 2004 . ... Workshops in Particle Physics , February 29 - March 6, 2004 . ... Aspen 2004 Winter Conference on Particle Physics , February 1-7, 2004 . ... Exp Talks - Prior Years . ... Energy Spectrometer Designs and Beam Tests , Eric Torrence . ... Recent Results from the LIGO Experiment, Isabel Leonor . ... Experimental Introduction , Ray Frey . ... CCD R at Oregon University , Nick Sinev, Olya Igonkina . ...

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• U of O High Energy Physics Seminars