Significatio vocis planeta | Babel Free

Definitiones

planet (wandering star)

declension-1

Aequivalentia

Exempla

“Si vero⟳ pro inveniendo loca planetarum, seu alio modo tabulas operari volueris ad quemvis meridianum, computa distantiam illius meridiani ad quem calculare cupis ad meridianum tuum.”

Specifically, if you want to use the tables to find the locations of planets for any meridian, compute the distance between that table's meridian to the meridian of that which you want to calculate.

“Docet philosophia Newtoniana cometas equidem ac planetas attractionis vi, quae in ratione duplicata distantiarum reciproca a sole est, in orbibus ellipticis circa solem in communi foco positum revolvi.”

Newtonian physics teaches that comets, just like planets, circle in elliptical orbits around the sun as a common focus, by the force of attraction which is proportional to the inverse squared distance from the sun.

Gradus CEFR