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
Planet Heroes Christmas 2009 prices on Amazon.com for Planet Heroes toys have shot up for all characters. The most difficult toys to find are Voice Comm. Sun Commander and Voice Comm Tiny Asteroid. Neither of which are for sale on any internet website. The original Pluto Shiver toy is the next most difficult to find, which goes for over $50 on eBay or Amazon. The Fisher Price Website currently has Planet Heroes Voice Comm toys on sale for $7.99. The vast majority of original figures and metallic squad characters are not available from the Fisher Price Store. Planet Heroes Planet Heroes is