Jasper County Democrat, Volume 12, Number 91, Rensselaer, Jasper County, 26 February 1910 — The Primary Planets. [ARTICLE]

The Primary Planets.

The primary planets are those which are the centers of secondary systems, consisting of small globes revolving around them In the same manner as they revolve around the sun. These are called secondary planets, satellites or moons. The primary planets which are thus attended carry the satellites or secondary planets with them In their orbits around the sun.