What is "jarnsaxa"

In Norse mythology, Járnsaxa (; Old Norse "iron- sax") is a jötunn. According to Snorri Sturluson's Prose Edda, she was Thor's lover. By him she was the mother of Magni. According to the Poetic Edda poem Hyndluljóð, Járnsaxa is the name of one of the Nine Mothers of Heimdallr.

Jarnsaxa , also known as Saturn L (provisional designation S/2006 S 6), is a natural satellite of Saturn. Its discovery was announced by Scott S. Sheppard, David C. Jewitt, Jan Kleyna, and Brian G. Marsden on June 26, 2006, from observations taken between January 5 and April 29, 2006.

Jarnsaxa is about 6 kilometres in diameter, and orbits Saturn at an average distance of 18,556.9 Mm in 943.784 days, at an inclination of 162.9° to the ecliptic (164.1° to Saturn's equator), in a retrograde direction and with an eccentricity of 0.1918. It is a member of the Norse group of irregular satellites.

It is named after Járnsaxa, a giantess in Norse mythology.