Sunday, August 26, 2007

How Many Moons Does Mars Have?

    mars moonsThe stunning picture from NASA, I think, clearly tells us that the red planet Mars has only two diminutive moons, PhobosPhobos and DeimosDeimos:

    Mars' moons were discovered in August of 1877 by Asaph Hall at the US Naval Observatory using the large 26-inch Alvan Clark refractor. Recorded on this August 22nd, innermost moon Phobos and outermost moon Deimos are seen here against the planet's glare in a digital composite image. The picture consists of of a long exposure capturing the faint, city-sized moons and overexposing the planetary disk, combined with a well exposed image of the red planet, revealing dark markings on the surface and the white south polar cap. The images were taken by astronomer Johannes Schedler using an 11-inch Schmidt-Cassegrain telescope at his observatory in southeastern Austria.

    p.s. Never previously in modern human history has Mars been as bright or as close to Earth as on the night of August 27, 2008.

    Source: APOD & Astrobio

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How Many Moons Does Mars Have?


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https://blognews12.blogspot.com/2007/08/how-many-moons-does-mars-have.html


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