- Also Kallisto. Classical Mythology. 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.
- Astronomy. a large natural satellite of the planet Jupiter.
Examples from the Web for callisto
We happened to be but a million miles off Callisto and picked up their message.The Space Rover
Edwin K. Sloat
There was a crowd awaiting his ship at the Callisto Spaceport.
He ran into her, finally, after he'd been on Callisto for nearly eight months.
The answer to that was—Negu Mah would not let her leave Callisto.The Indulgence of Negu Mah
Robert Andrew Arthur
Maybe it had been a mistake to call Stutsman in from Callisto.Empire
Clifford Donald Simak
- 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
- 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 kmSee also Galilean satellite
Word Origin and History for callisto
fourth moon of Jupiter; in classical mythology a nymph, mother of Arcas by Zeus, turned to a bear by Hera, from Greek kallistos, superlative of kalos "beautiful." Feminized as proper name Callista.
- 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.