Greek Ηλιακός χρόνος Cited by user V-astro on 15 May 2024 right|thumb|325px|Σε έναν πλανήτη που περιφέρεται κατά την ορθή φορά περί τον Ήλιο, όπως είναι η [[Γη, η αστρική ημέρα είναι μικρότερη σε διάρκεια από την ηλιακή ημέρα.
English Solar time Cited by user Mathnerd314159 on 06 Jun 2022 Solar time is a calculation of the passage of time based on the position of the Sun in the sky.
English Taosi Cited by user Bibcode Bot on 26 Jun 2018 Taosi is an archaeological site in Xiangfen County, Shanxi, China. Taosi is considered to be part of the late phase of the Longshan culture in southern Shanxi, also…
English Gnomon Cited by user Bibcode Bot on 23 Jun 2018 A gnomon is the part of a sundial that casts a shadow. The term is used for a variety of purposes in mathematics and other fields.