Aegir

Aegir, identified as an irregular moon of Saturn, stands as a notable member of the Norse group of satellites. Its discovery in 2004 through observations by astronomers led by Scott S. Sheppard, utilizing the Subaru Telescope in Hawaii, pays homage to Norse mythology—a nod to Aegir, the sea giant figure. Aegir's distinct irregular orbit, characterized by eccentricity and inclination, sets it apart from Saturn's more centralized regular moons that follow orbits closer to the planet's equatorial plane. As part of the Norse group, alongside moons like Bergelmir and Bestla, Aegir shares similar orbital attributes, hinting at a potential common origin stemming from the fragmentation of a larger moon. Nonetheless, due to its considerable distance from Earth and the scarcity of observational data, substantive details about Aegir's physical characteristics—encompassing dimensions, composition, and surface traits—remain shrouded. Aegir, akin to other irregular moons, is believed to have been captured by Saturn's gravitational force, indicating an origin from the outer solar system.