Callisto

American  

[kuh-lis-toh] / kəˈlɪs toʊ /

noun

1. Classical Mythology. Also Kallisto a nymph attendant on Artemis, punished for a love affair with Zeus by being changed into a bear and then transformed into stars as the constellation Ursa Major.

2. Astronomy. a large natural satellite of the planet Jupiter.

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Callisto ¹ British  

/ kəˈlɪstəʊ /

noun

1. Greek myth a nymph who attracted the love of Zeus and was changed into a bear by Hera. Zeus then set her in the sky as the constellation Ursa Major

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Callisto ² British  

/ kəˈlɪstəʊ /

noun

1. the second largest (but faintest) of the four Galilean satellites of Jupiter, discovered in 1610 by Galileo. Approximate diameter: 4800 km; orbital radius: 1 883 000 km See also Galilean satellite

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Callisto Scientific  

/ kə-lĭs′tō /

1. One of the four brightest satellites of Jupiter and the eighth in distance from the planet. Originally sighted by Galileo, it is the largest planetary satellite.

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Example Sentences

Slightly larger than Earth's moon, Io is the innermost of Jupiter's Galilean moons, which in addition to Io include Europa, Ganymede and Callisto.

From Science Daily • May 30, 2024

Those moons are Callisto, Europa and Ganymede, the largest moon in the solar system.

From Seattle Times • May 12, 2023

For decades scientists have struggled to understand the strange density differences in Jupiter’s four Galilean moons—which, in order from closest to the planet to farthest from it, are Io, Europa, Ganymede and Callisto.

From Scientific American • Apr. 24, 2023

It will take the robotic explorer, dubbed Juice, eight years to reach Jupiter, where it will scope out not only the solar system’s biggest planet but also Europa, Callisto and Ganymede.

From Washington Times • Apr. 14, 2023

The outer two, Ganymede and Callisto, have a much lower density, halfway between rock and ice.

From "Cosmos" by Carl Sagan