My trivia and facts on the Universe. Asteroids, black holes, distances, galaxies, light, Mars rovers, Moon landings, stars, Titan, Voyager program, and other Universe trivia and facts.
Sunday, April 14, 2013
Planetary geology
Planetary geology is the study of the geology of celestial bodies. Planets, their moons, asteroids, comets, and meteorites in the Universe.
No comments:
Post a Comment