heliostatic

From helio- +‎ -static.

heliostatic (not comparable)

1. (astronomy) Of astronomical models of the solar system in which the Earth and planets move, but the Sun does not.
   • 1993, Hugh Thurston, Early Astronomy, Spriner-Verlag Ch 10, page 207:

     If heliostatic astronomy has no technical advantages, if thoroughly modern astronomy is not heliostatic, and if the arguments adduced by Copernicus were unconvincing, why were the early geostatic astronomies, Ptolemy's in particular, superseded?

• (of astronomical models): geostatic

• heliocentric

• heliostat

From heliostat +‎ -ic.

heliostatic (not comparable)

1. Of or pertaining to a heliostat.