Lysithea
Jess Sweeney

Discovery: Lysithea is Jupiter 12th moon. Lysithea was discovered by
Seth Nicholson in 1938.
Origin:There is very little known about Jupiters 12th moon.What we do know about
this moon is that it is named after the oceanus daughter and one of Zeus's lovers.
Oribit:Lysithea orbits in the same direction as Jupiter. The orbit period in days for
Lysithea is 259.22 days.
Size and Temperature:The mass of the moon in Kilograms is 7.77e+16.
The diameter of Lysithea is 36 kilometers around. Lysithea is 11,720,00 kilometers
from Jupiter. Lysithea is about 28.3 degrees celcius.
Structure and Composition:Lysithea is made up of rock and ice but 75% of
this moon is rock.

Origin of Body:This moon is believed to start out as a Asteroids orbiting the sun
about four billion years ago. This astroid then flew into a cloud of dust near Jupiter and
collided with particles within the cloud. These particles shattered the astroid and the
four biggest pieces got pulled into Jupiters gravitational field and became a moons
Interesting Facts: Lysithea is part of the outer moons. These mooons are split into
two different groups. The first group which is about eleven million Km from Jupiter.
These moons includeLeda, Himalia, Lysithea, and Elara. The next group is twenty three
Km from Jupiter. These moons incude Ananke , Carme, Pasiphae, and Sinope.
Notable Features: Lysithea is known for its extremly cold storms and for having
giant cradors from asteroids hitting its serface. Its surface is a yellowish gray color
but the interior of it is white gray with ice and dark gray with rock.
The rotation of Lysithea and Jupiter
"Lysithea (astronomy)," Microsoft® Encarta® Online Encyclopedia 2007
http://uk.encarta.msn.com © 1997-2007 Microsoft Corporation. All Rights Reserved.
Martin, D. "Moons:Jupiter." Solar System Exploration. 10/06/03. Nasa. 15 Oct 2007 <http://solarsystem.nasa.gov/planets/profile.cfm?Object=Jup_Lysithea>.
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