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Hubble Discovers a New Moon Around Pluto

Posted: July 21st, 2011, 9:11 am
by fred8615
Astronomers using the Hubble Space Telescope have discovered a fourth moon orbiting the icy dwarf planet Pluto. The tiny, new satellite – temporarily designated P4 -- popped up in a Hubble survey searching for rings around the dwarf planet.

http://science.nasa.gov/science-news/sc ... /20jul_p4/

Re: Hubble Discovers a New Moon Around Pluto

Posted: July 21st, 2011, 12:55 pm
by Christopher K.
Wow! Four for such a small body is impressive.

According to the press release, Pluto obtained its moons much the way it is suspected Earth got its only satellite--debris from a collision with another body. So now that's five objects we'll see up close come 2015.

The 28 June and 3 July images are here...
http://hubblesite.org/newscenter/archiv ... web_print/