Solar System Exploration: Planets: Jupiter: Moons: Aitne: Facts & Figures

Solar System Exploration

Planets

2013 Webby Awards: People's Voice Winner in Science & Government

>

>

>

>

>

Facts & Figures

Aitne: Facts & Figures

Back to Jupiter

Facts & Figures

Discovered By

Scott S. Sheppard, David C. Jewitt and J. Kleyna

Date of Discovery

9 December 2001

Orbit Size Around Jupiter (semi-major axis)

Metric: 23,315,000 km

English: 14,487,269 miles

Periapsis (closest)

Metric: 17,124,868 km

Apoapsis (farthest)

Metric: 29,505,133 km

Sidereal Orbit Period (Length of Year)

1.99890486 Earth years

730.1 Earth days

By Comparison: Retrograde orbit

Orbit Circumference

Metric: 143,875,729.78 km

Average Orbit Velocity

Metric: 8,211.0 km/h

Orbit Eccentricity

0.2655

Orbit Inclination

165.058

By Comparison: Retrograde orbit

Mean Radius

Metric: 1.5 (assuming an albedo of 0.04) km

English: 0.9 miles

Equatorial Circumference

Metric: 9.4 km

Volume

Metric: 14 km³

Mass

Metric: 44,960,052,992,916 kg

Scientific Notation: 4.4960 x 10¹³ kg

Density

Metric: 2.6 g/cm³

Surface Area

Metric: 28.27 km²

Surface Gravity

Metric: 0.001 m/s²

Escape Velocity

Metric: 7 km/h

Additional Information:

-USGS Astrogeology: Gazetteer of Planetary Nomenclature: http://planetarynames.wr.usgs.gov/append7.html

-JPL Solar System Dynamics: http://ssd.jpl.nasa.gov/

-"Solar System Moons: Discovery and Mythology" by Jürgen Blunck; Springer-Verlag Berlin Heidelberg 2010

-"Encyclopedia of the Solar System, second edition;" edited by Lucy-Ann McFadden, Paul R. Weissman, and Torrence V. Johnson; Academic Press 2007

-Dr. Ellis Miner, retired NASA Jet Propulsion Laboratory Planetary Scientist

NASA Official: Kristen Erickson

Advisory: Dr. James Green, Director of Planetary Science

Outreach Manager: Alice Wessen

>

>

>

>

>

>

>

>

>

>

>

>

>