Zethus is a large crater on Jupiter's moon

Thebe Thebe may refer to: * Any of several female characters in Greek mythology - see List of mythological figures named Thebe * Thebe (moon), a moon of Jupiter * Thebe (currency), 1/100 of a Botswana pula * Thebe, an Amazons, Amazon * Thebe, alternate ...

. The crater is named after Zethus, the husband of the nymph

in Greek mythology, and is the only named surface feature on Thebe. It measures across in diameter, making quite large when compared to Thebe itself. Zethus, like many other craters on Thebe and Amalthea has bright spots located near its rim. Zethus never faces Jupiter due to being

tidally locked Tidal locking between a pair of co-orbiting astronomical body, astronomical bodies occurs when one of the objects reaches a state where there is no longer any net change in its rotation rate over the course of a complete orbit. In the case where ...

to Jupiter in a way that Thebe's long axis points towards Jupiter.

References

Cited sources * * Thebe (moon) Impact craters on Jupiter's moons {{Planetary-science-stub