irregular satellites. It is named after Járnsaxa, a giantess in Norse mythology. S.S. Sheppard (2019), Moons of Saturn, Carnegie Science, on line Denk...

Fenrir, Fornjot, Geirrod, Gerd, Greip, Gridr, Gunnlod, Hati, Hyrrokkin, Jarnsaxa, Kari, Loge, Mundilfari, Narvi, Phoebe, Skathi, Skoll, Skrymir, Surtur...

or moons. At least 19 of them are large enough to be gravitationally rounded; of these, all are covered by a crust of ice except for Earth's Moon and...

Saturn system in 2004, and is thus unusually well-studied for an irregular moon of its size. Cassini's trajectory to Saturn and time of arrival were specifically...

Dione (/daɪˈoʊni/), also designated Saturn IV, is the fourth-largest moon of Saturn. With a mean diameter of 1,123 km and a density of about 1.48 g/cm3...

moons". Icarus. 199 (2): 378–386. Bibcode:2009Icar..199..378H. doi:10.1016/j.icarus.2008.11.001. ISSN 0019-1035. "PIA06105: Cassini Uncovers New Moon"...

is derived from the discoverer of Mimas, William Herschel, in 1789. The moon's presence has created one of the largest 'gaps' in Saturn's ring, named the...

Pan is the innermost named moon of Saturn. It is approximately 35 kilometres across and 23 km wide and orbits within the Encke Gap in Saturn's A Ring....

Hyperion /haɪˈpɪəriən/, also known as Saturn VII, is the eighth-largest moon of Saturn. It is distinguished by its highly irregular shape, chaotic rotation...

eccentricity of 0.251. Discovery Circumstances from JPL S.S. Sheppard (2019), Moons of Saturn, Carnegie Science, on line "MPEC 2019-T128 : S/2004 S 22". minorplanetcenter...

permanent schemes), and the discoverer(s) listed. Historically the naming of moons did not always match the times of their discovery. Traditionally, the discoverer...

Helene /ˈhɛləniː/ is a moon of Saturn. It was discovered by Pierre Laques and Jean Lecacheux in 1980 from ground-based observations at Pic du Midi Observatory...

Saturn's equator, with an eccentricity of 0.0002. Aegaeon is the smallest known moon of Saturn outside of the rings and has an extremely elongated shape, measuring...

According to Skáldskaparmál (17) Magni is the son of Thor and the Jötunn Járnsaxa. The two brothers are mentioned among the survivors of Ragnarök in the...

The naming of moons has been the responsibility of the International Astronomical Union's committee for Planetary System Nomenclature since 1973. That...

Calypso is a moon of Saturn. It was discovered in 1980, from ground-based observations, by Dan Pascu, P. Kenneth Seidelmann, William A. Baum, and Douglas...

Sheppard (2019), Moons of Saturn, Carnegie Science, on line Denk, T.; Mottola, S. (2019). Cassini Observations of Saturn's Irregular Moons (PDF). 50th Lunar...

minima at others. Having a similar gray color and orbit as Thrymr, the two moons may be members of the same dynamical family. Its name was announced in its...

Fornjot /ˈfɔːrnjoʊt/ or Saturn XLII is the outermost named moon of Saturn. Its discovery was announced by Scott S. Sheppard, David C. Jewitt, Jan Kleyna...

Ymir /ˈiːmɪər/, or Saturn XIX, is the second-largest retrograde irregular moon of Saturn. It was discovered by Brett J. Gladman, et al. in 2000, and given...

Telesto /təˈlɛstoʊ/ is a moon of Saturn. It was discovered by Smith, Reitsema, Larson and Fountain in 1980 from ground-based observations, and was provisionally...

equator), in a retrograde direction and with an eccentricity of 0.237. The moon was named in April 2007 after Ægir, a giant from Norse mythology, the personification...

fairly elongated shape, it is a candidate for a contact binary or binary moon. "Planetary Satellite Discovery Circumstances". ssd.jpl.nasa.gov. "Planetary...

/pəˈliːniː/ is a very small natural satellite of Saturn. It is one of three small moons known as the Alkyonides that lie between the orbits of the larger Mimas...

natural satellite of the planet Saturn. Skathi is one of Saturn's irregular moons, in its Norse group of satellites. It was discovered on September 23, 2000...

these satellites could have a common origin in the break-up of a larger moon. Measurements from NEOWISE constrain the albedo of Albiorix at 0.062±0.028...

direction opposite to the planet's spin, suggesting that this irregular moon was captured by Saturn. The oblique stem of the name is Fenri, as in Fenrisulfr...

2005 (discovery and ephemeris) IAUC 8826 – Satellites of Jupiter and Saturn, Central Bureau for Astronomical Telegrams, April 5, 2007 (naming the moon)...

Bestla /ˈbɛstlə/ or Saturn XXXIX is a retrograde irregular moon of Saturn. Its discovery was announced by Scott S. Sheppard, David C. Jewitt, Jan Kleyna...

Its rotation period is 38.79±0.25 hours, the slowest among the retrograde moons measured by Cassini–Huygens and the second-slowest after Tarqeq. Having...