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Himalia, Jupiter's largest irregular moon, was discovered by Charles Dillon Perrine at the Lick Observatory in California.
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Himalia (moon)
Moon of Jupiter (Jupiter VI)
Himalia, also known as Jupiter VI, is the largest irregular satellite of Jupiter. With a diameter of at least 140 km (90 mi), it is the sixth largest Jovian satellite, after the four Galilean moons and Amalthea. It was discovered by Charles Dillon Perrine at the Lick Observatory…Source: Wikipedia (CC BY-SA)
Moons of Jupiter
Natural satellites of the planet Jupiter
There are 97 moons of Jupiter with confirmed orbits as of 30 April 2025. This number does not include a number of meter-sized moonlets thought to be shed from the inner moons, nor hundreds of possible kilometer-sized outer irregular moons that were only briefly captured by…Source: Wikipedia (CC BY-SA)
Irregular moon
Captured satellite following an irregular orbit
In astronomy, an irregular moon, irregular satellite, or irregular natural satellite is a natural satellite following an orbit that is irregular in some of the following ways: Distant; inclined; highly elliptical; retrograde. They have often been captured by their parent planet,…Source: Wikipedia (CC BY-SA)
Charles Dillon Perrine
American astronomer (1867–1951)
Charles Dillon Perrine was an American astronomer at the Lick Observatory in California (1893-1909) who moved to Cordoba, Argentina to accept the position of Director of the Argentine National Observatory (1909-1936). The Cordoba Observatory under Perrine's direction made the…Source: Wikipedia (CC BY-SA)
Lick Observatory
Astronomical observatory in California
The Lick Observatory is an astronomical observatory owned and operated by the University of California. It is on the summit of Mount Hamilton, in the Diablo Range just east of San Jose, California, United States. The observatory is managed by the University of California…Source: Wikipedia (CC BY-SA)