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
The Boy from the Sun children." "The Boy from the Sun" has received a number of awards including the 2008 Ruth and Sylvia Schwartz Children's Book Award and the 2007 Governor General’s Literary Award for illustration in children's literature. The Boy from the Sun The Boy from the Sun is a 2006 children's book by Canadian author Duncan Weller. The second edition, a ten year anniversary book was reprinted in 2016 with an additional 4 illustrations under the author's publishing company name Rogue Planet Books. Three children sit unenthusiastically on a sidewalk "between home and school." A black cloud forms above their heads and grows