Terrestrial planet Terrestrial planet A terrestrial planet, telluric planet, or rocky planet is a planet that is composed primarily of silicate rocks or metals. Within the Solar System, the terrestrial planets are the inner planets closest to the Sun, i.e. Mercury, Venus, Earth, and Mars. The terms "terrestrial planet" and "telluric planet" are derived from Latin words for Earth ("Terra" and "Tellus"), as these planets are, in terms of structure, "Earth-like". Terrestrial planets have a solid planetary surface, making them substantially different from the larger giant planets, which are composed mostly of some combination of hydrogen, helium, and water existing in various
Final Days of Planet Earth can trust no one, except William Phillips, the one man who knows the ultimate goal of the aliens. He also holds the mysterious key to their defeat—it's in his blood. He is the commander himself—the sole mission survivor being held as prisoner. Lloyd and Marianne must find him before he becomes a victim of an unearthly experiment. Final Days of Planet Earth Final Days of Planet Earth is a 2006 science fiction miniseries directed by Robert Lieberman and written by Roger Soffer. Starring Campbell Scott, Gil Bellows, and Daryl Hannah, the movie was produced by RHI Entertainment for the Hallmark