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http://www.space.hobby.ru/book/kosmos158.html.
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181. http://www.atmob.org/library/member/Starparties.pdf
Lessons Learned By One Old Timer Authors: Peter Bealo and Charlie McDonald Project Astro-Boston and the Amateur T elescope Makers of Boston I've been an amateur astronomer for over 25 years now, having been bitten by the bug the first time I viewed Saturn at a public star party. By the time I was 15 I too had begun participating in public star parties with my local astronomy club. ... If its a multi-class star party, involve the PTA from the start, they can help with refreshments, etc. ...
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Ссылки http://www.atmob.org/library/member/Starparties.pdf -- 20.9 Кб -- 10.06.2006
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182. Aerospace Navigator, The, AstroGuide Listing
The AstroGuide . ... AstroGuide | ... AstroGuide Listing . ... Aerospace Navigator, The 8 . ... Web . www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . are trademarks of John Huggins ...
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Ссылки http://www.astronomy.net/astroguide/ag8.html -- 10.8 Кб -- 09.04.2016
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183. Links
... T h i s p a g e h a s a v a r i e t y o f links to different home pages . ... Imagine Home Page . ... Multiwavelength Astronomy . ... Ipac Home Page . ... Harvard University . ... Cambridge Institute of Astronomy . ... Johns Hopkins University Physics and Astronomy . ... National Optical Astronomy Home Page . National Radio Astronomy Home Page . ... High Energy Astrophysics Division . ... Abrigded version of Cambridge's Handbook of space astronomy and astrophysics . ... Austrian Space Agency . ...
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Ссылки http://hea-www.harvard.edu/CHAMP/EDUCATION/PUBLIC/links.html -- 20.7 Кб -- 02.10.2012
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184. http://www.aaa.org/EyepieceFiles/aaa/2008_04_April_Eyepiece.pdf
... Planets, moons, asteroids and comets contain resources such as water and minerals, valuable to astronauts and potentially to Earth, with other elements such as platinum as a byproduct of the extraction. ... Lewis hoped we could defray cost s b y "bringing inexpensive products down to Earth. ... We could make travel to Mars cheaper by "bringing just enough fuel [to get there], then use the Martian CO2 atmosphere to go home. One ton of equipment will be able to produce 100 tons of fuel." ...
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Ссылки http://www.aaa.org/EyepieceFiles/aaa/2008_04_April_Eyepiece.pdf -- 698.2 Кб -- 22.02.2015
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