... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . The Geminid meteor shower is the last, and one of the best, major meteor showers of the year. ... Shower meteors appear to come from a point in the sky known as the radiant. ... The number of meteors that may potentially be observed during the maximum of the shower on the evening of the 13/14 December, and from a clear, dark site with no light pollution and little moonlight, can range up to as many as 100 or more per hour. ...

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. ...

... In terms of location on the sky, as the featured image composite beautifully demonstrates, the sand-sized bits of rock that create the streaks of the Geminid Meteor Shower appear to flow out from the constellation of Gemini . ... Since the Geminids of December are one of the most predictable and active meteor showers, investigations into details of its origin are likely to continue. ... Publications with keywords: Geminids - meteor shower . Publications with words: Geminids - meteor shower . ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2015 December 23 . Geminid Meteors over Xinglong Observatory . ... Explanation: Where do Geminid meteors come from? In terms of location on the sky, as the featured image composite beautifully demonstrates, the sand-sized bits of rock that create the streaks of the Geminid Meteor Shower appear to flow out from the constellation of Gemini . ...

... 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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... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. December 25, 1997 . A Hale-Bopp Holiday . ... Explanation: Seen from the Pik Terskol Observatory in the northern Caucasus mountains, comet Hale-Bopp and the bright stars of the constellation Perseus hang above the snowy, moon-lit landscape . ... Seasons Greetings and Best Wishes from APOD ! ... About APOD > . ... NASA Technical Rep.: ...

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. 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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