The Messier Ten Minute Challenge M63 - Sunflower Galaxy in Canes Venatici Messier 63 (NGC 5055), nicknamed the Sunflower Galaxy, is a spiral galaxy. The...

If the universe is moving away from a central point, how can galaxies be colliding with each other?

An observation, and a little puzzle. I was reading Andre Bordeleau's article, "A Journey in a Celestial Time Machine," in the March 2008 issue of Sky and...

Hello, everyone, with special thanks to Marty for some encouraging words. * * * Last night was a fascinating...

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IAYC 2008, July 20th - August 9th 44th International Astronomical Youth Camp Sayda, Germany The International Astronomical Youth Camp (IAYC) 2008 will take...

For a comet having argument of perihelion p and longitude of ascending node n, is there a simple formula to answer the following question: At what position E...

Disregarding artificial light sources and light from other natural sources in planetary systems (lightning, fires, volcanoes, e.g.), are stars thought to be...

Hello, everyone. This afternoon I am in the curious position of reporting a problematic search early this morning for M104 (also known as NGC 4594)....

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anyone else suddenly without Newsguy service? Their webpage is even down? Any help or info appreciated - Thanks.

Internet Live transit extrasolar planet 27 feb 2008 www.coelum.com www.astrofilialtavaldera.com --------------------------- Posted via...

Internet Live www.astrofilialtavaldera.com --------------------------- Posted via http://www.AstroForum.it -- Posted via a free Usenet account from...

Images of Saturn (5) - Pummeled Hyperion Saturn's irregularly shaped moon Hyperion is completely covered with large pits from which much of its material has...

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I was looking for information regarding the sun's elevation versus the amount of available light in a photographic situation. In other words, what would be the...

"A Polling Place," located at Moderated sci.astro.amateur in the category "And Then There's This," presently has 15 active polls. They a Usenet S.A.A. ...

On Thu, 10 Jan 2008 13:11:57 +0000, Tony Lance wrote: Hi there, I found another four, to make twenty paired events, which are...

The Messier Ten Minute Challenge M61 - Galaxy in Virgo Messier 61 (NGC 4303) is a spiral galaxy with a diameter of 100,000 light years that is situated in...