... 2012 February 29 . Moon and Planets Over Catalonia . ... Explanation: Venus and Jupiter will appear unusually close in the sky over the next month. ... In the above image composite taken late last week from Catalonia , Spain , a bright crescent moon appears to the right of Venus, while Jupiter appears near the top of the image. ... A gallery of conjunction images is visible on the Asterisk -- APOD's discussion board. ... The next Jupiter-Venus conjunction will occur in May 2013. ... About APOD | ...

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• APOD: April 17, 1999 - Gamma Ray Moon
• APOD: 2005 February 1 - Saturn's Iapetus: Moon with a Strange Surface
• APOD: 2002 February 25 - Crescent Europa

Astronomy Picture of the Day . ... EGRET , Compton Observatory , NASA Explanation: What if you could see gamma rays (photons with more than 40 million times the energy of visible light)? ... This startling notion is demonstrated by this image of the Moon from the Energetic Gamma Ray Experiment Telescope (EGRET) onboard NASA's orbiting Compton Gamma Ray Observatory . The most sensitive instrument of its kind, even EGRET can not see the quiet Sun which is faint at extreme gamma-ray energies. ...

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• Gamma Ray Moon
• Journal "Peremennye Zvezdy"
• XWare > APOD

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... This shows the Sun, Moon and Earth (not to scale) together with the . ... They have tested the technique on the Earthshine, the light reflected from the Earth by the Moon, and showed that it can reveal the presence of life in our planet. ... This technique uses the fact that the light reflected from the planet is polarised, whereas that emitted by the star is not. ... Polarised light can tell us about the reflecting surface...

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• JLE Dreyer

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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• Wonders of the February Night Sky | Astronotes
• Monthly Sky Notes | Astronotes - Part 6
• amateur astronomy | Astronotes - Part 7

... 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: Bad TV

... Current APO Weather . ... Search Site . ... Information for New Users . ... Technical Staff pages . Night Logs and Mailing Lists (maintained by APO) . ... Technical Documents and Database Search . ... Observer's Documentation and Procedures . ... Problem Reporting and APO Technical Documents Database Search . ... APO Drawing/Document Management Procedures . ... APO Technical Documents Database Search . Home Astrophysical Research Consortium . ... Mail Lists (maintained by APO) . ...

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... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2000 February 28 . The Sombrero Galaxy from VLT . ... FORS1 , VLT ANTU , ESO . ... Reasons include the Sombrero 's unusually large and extended central bulge of stars, and dark prominent dust lanes that appear in a disk that we see nearly edge-on. Billions of old stars cause the diffuse glow of the extended central bulge. ... About APOD | ...

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• APOD: February 9, 1999 - A Supernova Starfield
• APOD: February 3, 1998 - A Magellanic Mural
• APOD: November 5, 1997 - The Milky Way's Gamma-Ray Halo

... Home Gallery Club Events Pulkovo Observatory, St. Petersburgh, Russia . ... Clear Sky Chart . ... Beyond New York City . ... Pulkovo Observatory, St. Petersburgh, Russia . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... Observing Resources for Amateur Astronomers - Part 3: Advanced Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by ....

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• Other-Events ? Page 5 ? Amateur Astronomers Association of New York
• AAA Spring Astronomy Class: The Physics of Astronomy тАУ February ? March 2016
• Astronomy Workshop: Observing Variable Stars from the City ? February 15, 2015

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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• Galaxy Gallery Page III
• Galaxy Gallery Page II
• The Galaxy Gallery: Messier Objects

. " The Arecibo Observatory is sponsored by the National Science Foundation. Any opinions, findings and conclusions or recommendations . expressed in this publication are those of the author(s) and do not necessarily reflect the views of the National Science Foundation."

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• The Pleiades
• Astronomy at Arecibo Observatory
• Some pictures of the Arecibo Observatory

. Pulkovo Observatory of Russian Academy of Sciences is situated . near Saint-Petersburg. It was founded in 1839. 196140, Saint-Petersburg, Pulkovskoye chaussee 65/1 . English version . Russian version . This page has been accessed times since May 1, 1999.

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. Сайт временно не работает.

13. ESO

14. SAO RAS home page

15. Новости астрономии, форум любителей астрономии - Общая Астрономическая

16. Media release: Monster star blast 'brighter than full Moon'

17. Главная - Астрономия и Телескопостроение

18. Surface Brightness Profiles

19. Amateur Astronomers Association of Princeton

20. Pink Black Holes: Frequently Asked Questions