What is Fenrir (moon)?
:''[[Fenrir]] is also a mythical creature from [[Norse mythology]]'' '''Fenrir''' or '''Saturn XLI''' (provisional designation '''S/2004 S 16''') is a [[Satellite (natural)|moon]] of [[Saturn (planet)|Saturn]]. Its discovery was announced by [[Scott S. Sheppard]], [[David C. Jewitt]], [[Jan Kleyna]], and [[Brian G. Marsden]] on May 4, 2005, from observations taken between December 13, 2004, and March 5, 2005. Fenrir is about 4 kilometres in diameter, and orbits Saturn at an average distance of 22,611,000&nbsp;km in 1269.362 days, at an [[inclination]] of 163° to the [[ecliptic]] (143° to Saturn's equator), with an [[Orbital eccentricity|eccentricity]] of 0.131. It was named in April 2007 after [[Fenrisulfr]], a giant wolf from [[Norse mythology]], father of [[Hati]] and [[Skoll]], son of [[Loki]], destined to break its bonds for [[Ragnarök]]. == Other websites == * [http://www.ifa.hawaii.edu/~sheppard/satellites/satsatdata.html Institute for Astronomy Saturn Satellite Data] * [http://www.ifa.hawaii.edu/~jewitt/saturn2005.html Jewitt's New Satellites of Saturn page] * [http://cfa-www.harvard.edu/iauc/08500/08523.html IAUC 8523: ''New Satellites of Saturn''] May 4 2005 (discovery) * [http://cfa-www.harvard.edu/mpec/K05/K05J13.html MPEC 2005-J13: ''Twelve New Satellites of Saturn''] May 3, 2005 (discovery and ephemeris) * [http://cfa-www.harvard.edu/iauc/08800/08826.html IAUC 8826: ''Satellites of Jupiter and Saturn''] (subscription-only) 2007 April 5 (naming the moon) <br />{{Moons of Saturn}} {{sci-stub}} [[Category:Saturn's moons]]