天文時計
An [b]astronomical clock[/b] is a [[clock]] with special mechanisms and dials to display astronomical information, such as the relative positions of the [[sun]], [[moon]], [[zodiac|zodiacal]] [[constellation|constellations]], and sometimes major [[planet|planets]].

h4. External links

* "[i]Wikipedia[/i] article":[https://en.wikipedia.org/wiki/Astronomical_clock]
astronomical clock