File:Kale-discovery-CFHT-annotated.gif · Wikimedia Commons · See Wikimedia Commons
Kale is a small moon that orbits Jupiter, discovered in 2003. It matters to astronomers because studying Jupiter's moons helps us understand how planetary systems form and the history of our solar system.
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Encyclopedic overview
Kale /ˈkeɪliː/, also known as Jupiter XXXVII, is a retrograde irregular satellite of Jupiter. It was discovered in 2001 by astronomers Scott S. Sheppard, D. Jewitt, and J. Kleyna, and was originally designated as S/2001 J 8.
Kale is about 2 kilometres (1.2 miles) in diameter, and orbits Jupiter at an average distance of 22,409 Mm (13,924,000 mi) in 736.55 days, at an inclination of 165° to the ecliptic (166° to Jupiter's equator), in a retrograde direction and with an orbital eccentricity of 0.2011.
Excerpted from Wikipedia’s “Kale” article, available under the CC BY-SA 4.0 licence.