Planet Facts

'Satellite' Category Archives

Libration

Published June 20, 2011 by riztys. Filed under Moon, Phenomena, Planets, Satellite, Scientific Terms, Space Theory. Total of no comments in the discussion.

Libration refers to the movement of orbiting bodies in relation to one another. For instance, the movement of the Moon Relative to the Earth is an example of a Libration. One of the common examples of Libration is Lunar libration. The moon consists of a singular hemisphere, which faces the earth. Over time more of […]

Galilean Moons

Published June 2, 2011 by riztys. Filed under Jupiter, Moon, Satellite, Space Terms. Total of 4 comments in the discussion.

The Galilean moons/satellites are Jupiter?s four moons discovered by Galileo Galilei. Jupiter has many moons that orbits around it. These four moons are the largest of those moons. And its names were derived from the lovers of Greek god, Zeus. Those are Io, Europa, Ganymede and Callisto. Io is the innermost Galilean moon. It is […]