'Comet ison' diaporamas de présentation

Sermons From Science -- Dec 2013 ???? -- 2013 ? 12 ?

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Comets

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Comets

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Don Yeomans NASA/JPL

Near-Earth Objects Finding Them Before They Find Us. Don Yeomans NASA/JPL. 2. What are Near-Earth Objects?. Comet Hartley 2, Nov. 4, 2010. Comets (Weak and very black icy dirt balls) Weak collection of talcum-powder sized silicate dust

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Don Yeomans NASA/JPL

Near-Earth Objects Finding Them Before They Find Us. Don Yeomans NASA/JPL. 2. What are Near-Earth Objects?. Comet Hartley 2, Nov. 4, 2010. Comets (Weak and very black icy dirt balls) Weak collection of talcum-powder sized silicate dust

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Mission to Catch Comet ISON

Mission to Catch Comet ISON. Andrew Cheng (JHU/APL; andrew.cheng@jhuapl.edu) Steve Arnold ( JHU/APL) Pietro Bernasconi (JHU/APL) Karl Hibbitts (JHU/APL) Eliot Young ( SwRI ) Tibor Kremic (GRC). Comet ISON. Comet ISON discovered September, 2012

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Comet ISON

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Comets

Comets. 25 October 2013. Introduction. The history of comet watching dates back to 1000 BC from the Chinese records and Chaldea, a place in present Iraq. Comets have been regarded as omen, even as recently as 1986. Battle of Hastings - 1066

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Comet ISON

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Comet ISON

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Comet ISON Awareness Briefing

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Comet ISON Awareness Briefing

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Comet ISON: as of 10/23/13 Not brightening as fast as originally predicted Not breaking up either

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C/2012 S1 (ISON) Comet of the century?

C/2012 S1 (ISON) Comet of the century?. Basic Information. Discovered in September 2012 Vitali Nevski and Artyom Novichonok Named after the International Scientific Optical Network where it was discovered. Comet ISON as seen on September 22nd, 2012. So what's special about it?.

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May 27

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Gas Emissions From Comet ISON A Threat To Planet Earth?

Comet ISON is emitting about 2.2 million pounds of what astronomers speculate to be carbon dioxide. The gas is reportedly steadily "fizzing" away from the comet and has a dust tail that is about 186,400 miles (300,000 kilometers) long, according to images captured June 13 with Spitzer's Infrared Array Camera.

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Venus

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