10.10.06 - 10.10.2006 Lunar Eclipse- moon passes through...

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10.10.2006 Lunar Eclipse- moon passes through earth’s showdown o always happens during a full moon o it turns red and does not completely disappear because of the dust in the atmosphere that scatters the sunlight and blocks out all the blue waves and leaves the red. o Lunar eclipses can be total, partial, annular, depending on the placement of the sun, moon, earth Solar Eclipse- part of the sun is blocked out Total solar eclipse o Suns corona(thin outer gases) is visible o Opportunity to study outer solar region(corona) during eclipse o The orbital planes of earth/moon are not exactly aligned- there is a 5 degree difference between the two planes Venus transit method o Venus passes between the earth and sun every 584 days but only crosses suns disc twice every 120 years. o Halley(1716 works out how transits can be used to determine the AU, but never saw one himself Halley’s method o Exploit the parallax effect by observing the transit of Venus across the face of
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10.10.06 - 10.10.2006 Lunar Eclipse- moon passes through...

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