[meteorite-list] Hubble Space Telescope discovers 4th moon around Pluto

From: Elizabeth Warner <warnerem_at_meteoritecentral.com>
Date: Wed, 20 Jul 2011 16:42:08 -0400
Message-ID: <4E273DA0.1090109_at_astro.umd.edu>

Actually, one of the discoverers (Dr. Doug Hamilton, UMaryland) has a
preference for Cerberus...

Fits in with the mythology... and as the discoverers, Showalter and
Hamilton get to name it...

Clear Skies!
Elizabeth



On 7/20/2011 4:38 PM, karmaka wrote:
> If it has to be Greek, how about
>
> ACHLYS
>
> the personification of Eternal Night, a daughter of NYX ?
>
> http://en.wikipedia.org/wiki/Achlys
>
> Best
>
> Martin
>
> -----Urspr?ngliche Nachricht-----
> Von: karmaka<karmaka at email.de>
> Gesendet: 20.07.2011 22:29:29
> An: meteorite-list at meteoritecentral.com
> Betreff: Re: [meteorite-list] Hubble Space Telescope discovers 4th moon around Pluto
>
>> How should S/2011 (134340) 1
>> be called?
>>
>> Any suggestions?
>>
>> How about KALI ?
>>
>> It's not Greek, but ...
>>
>> Martin
>>
>>
>> -----Urspr?ngliche Nachricht-----
>> Von: karmaka<karmaka at email.de>
>> Gesendet: 20.07.2011 22:11:26
>> An: meteorite-list at meteoritecentral.com
>> Betreff: Re: [meteorite-list] Hubble Space Telescope discovers 4th moon around Pluto
>>
>>> Fascinating news !!!
>>>
>>> Thank you for sharing this, Robert.
>>>
>>> It's hard to wait another four years until New Horizons reveals more secrets
>> >from the icy spheres around Pluto.
>>>
>>> But that's 'space'
>>>
>>> Best wishes
>>>
>>> Martin
>>>
>>>
>>> -----Urspr?ngliche Nachricht-----
>>> Von: "Matson, Robert D."<ROBERT.D.MATSON at saic.com>
>>> Gesendet: 20.07.2011 20:35:17
>>> An: meteorite-list at meteoritecentral.com
>>> Betreff: [meteorite-list] Hubble Space Telescope discovers 4th moon around Pluto
>>>
>>>> Hi All,
>>>>
>>>> Pluto has a 4th moon! Here's a link to the CBAT:
>>>>
>>>> http://www.cbat.eps.harvard.edu/cbet/cbet002769.txt
>>>>
>>>> Below is the NASA News release:
>>>>
>>>> July 20, 2011
>>>>
>>>> Trent J. Perrotto
>>>> Headquarters, Washington
>>>> trent.j.perrotto at nasa.gov
>>>> 202-358-0321
>>>>
>>>> Ray Villard
>>>> Space Telescope Science Institute, Baltimore
>>>> villard at stsci.edu
>>>> 410-338-4514
>>>>
>>>> Karen Randall
>>>> SETI Institute, Mountain View, Calif.
>>>> krandall at seti.org
>>>> 650-960-4537
>>>>
>>>>
>>>> RELEASE: 11-234
>>>>
>>>> NASA'S HUBBLE DISCOVERS ANOTHER MOON AROUND PLUTO
>>>>
>>>> WASHINGTON -- Astronomers using the Hubble Space Telescope discovered
>>>> a fourth moon orbiting the icy dwarf planet Pluto. The tiny, new
>>>> satellite, temporarily designated P4, was uncovered in a Hubble
>>>> survey searching for rings around the dwarf planet.
>>>>
>>>> The new moon is the smallest discovered around Pluto. It has an
>>>> estimated diameter of 8 to 21 miles (13 to 34 km). By comparison,
>>>> Charon, Pluto's largest moon, is 648 miles (1,043 km) across, and the
>>>> other moons, Nix and Hydra, are in the range of 20 to 70 miles in
>>>> diameter (32 to 113 km).
>>>>
>>>> "I find it remarkable that Hubble's cameras enabled us to see such a
>>>> tiny object so clearly from a distance of more than 3 billion miles
>>>> (5 billion km)," said Mark Showalter of the SETI Institute in
>>>> Mountain View, Calif., who led this observing program with Hubble.
>>>>
>>>> The finding is a result of ongoing work to support NASA's New Horizons
>>>> mission, scheduled to fly through the Pluto system in 2015. The
>>>> mission is designed to provide new insights about worlds at the edge
>>>> of our solar system. Hubble's mapping of Pluto's surface and
>>>> discovery of its satellites have been invaluable to planning for New
>>>> Horizons' close encounter.
>>>>
>>>> "This is a fantastic discovery," said New Horizons' principal
>>>> investigator Alan Stern of the Southwest Research Institute in
>>>> Boulder, Colo. "Now that we know there's another moon in the Pluto
>>>> system, we can plan close-up observations of it during our flyby."
>>>>
>>>> The new moon is located between the orbits of Nix and Hydra, which
>>>> Hubble discovered in 2005. Charon was discovered in 1978 at the U.S.
>>>> Naval Observatory and first resolved using Hubble in 1990 as a
>>>> separate body from Pluto.
>>>>
>>>> The dwarf planet's entire moon system is believed to have formed by a
>>>> collision between Pluto and another planet-sized body early in the
>>>> history of the solar system. The smashup flung material that
>>>> coalesced into the family of satellites observed around Pluto.
>>>>
>>>> Lunar rocks returned to Earth from the Apollo missions led to the
>>>> theory that our moon was the result of a similar collision between
>>>> Earth and a Mars-sized body 4.4 billion years ago. Scientists believe
>>>> material blasted off Pluto's moons by micrometeoroid impacts may form
>>>> rings around the dwarf planet, but the Hubble photographs have not
>>>> detected any so far.
>>>>
>>>> "This surprising observation is a powerful reminder of Hubble's
>>>> ability as a general purpose astronomical observatory to make
>>>> astounding, unintended discoveries," said Jon Morse, astrophysics
>>>> division director at NASA Headquarters in Washington.
>>>>
>>>> P4 was first seen in a photo taken with Hubble's Wide Field Camera 3
>>>> on June 28. It was confirmed in subsequent Hubble pictures taken on
>>>> July 3 and July 18. The moon was not seen in earlier Hubble images
>>>> because the exposure times were shorter. There is a chance it
>>>> appeared as a very faint smudge in 2006 images, but was overlooked
>>>> because it was obscured.
>>>>
>>>> Hubble is a project of international cooperation between NASA and the
>>>> European Space Agency. NASA's Goddard Space Flight Center in
>>>> Greenbelt, Md., manages the telescope. The Space Telescope Science
>>>> Institute (STScI) in Baltimore conducts Hubble science operations.
>>>> STScI is operated for NASA by the Association of Universities for
>>>> Research in Astronomy Inc. in Washington.
>>>>
>>>> For images and more information about Hubble, visit:
>>>>
>>>> http://www.nasa.gov/hubble
>>>>
>>>> and
>>>>
>>>> http://hubblesite.org/news/2011/23
>>>>
>>>> -end-
>>>>
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Received on Wed 20 Jul 2011 04:42:08 PM PDT