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IC 1408 is a faint 15 magnitude galaxy in Capricornus constellation and a size of 35 arcseconds. On 2010-10-08 Neptune was in the area as seeing in this picture. Triton is also visible very close to the planet.
Image was taken exactly at 2010-10-08 01:35:28 UT, using a 6 inches refractor telescope and a SBIG ST-2K Color Dual CCD Camera.
Triton is a moon of Neptune that is 4,500 million miles from Earth. It is one of the coldest planets in the Solar System (-235°C). Discovered by William Lassell on October 10, 1846, just 17 days after discovery of the planet itself, is named after the god Triton in Greek mythology. With a 2700 km diameter, Triton is the largest satellite of Neptune and seventh in the Solar System, besides being the only large moon which has a retrograde orbit, meaning an orbit whose direction is opposite to the rotation of planet (a rarity in a similar body size). Because of this retrograde orbit and its composition, similar to Pluto, it is considered that Triton was captured from the Kuiper Belt by Neptune's gravity.
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[Website created in the IYA-2009: International Year of Astronomy] |
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