... The shower occurred over four years ago and was seen not by cameras or other optical means but by a NASA spacecraft called MarsGlobalSurveyor orbiting some 250 miles above the Martian surface, monitoring the state of the planet's upper atmosphere. ...
... of people together to observe a particular global star [...] for a week, maybe, just ... Annular eclipse and the close approach of Mars to Earth in August is an indication ... Light pollution is a global problem. ...
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Ссылки http://star.arm.ac.uk/darksky/Light_Pollution_and_Astronony_Final_Report.pdf -- 842.9 Кб -- 07.10.2003 Похожие документы