| From Classbrain.com Astronomy There have been some amazing revelations about our solar system in recent years. Learn about the planets in our solar system, including which five planets were known to ancient astronomers, and why Pluto has been redesignated as a dwarf planet. Source: National Air and Space Museum Source URL: http://www.nasm.si.edu/research/ceps/etp/etp.htm Additional Learning Links for the Solar SystemThe Planets'This is a collection of many of the best images from NASA's planetary exploration program. The collection has been extracted from the interactive program "Welcome to the Planets."' Source: NASA The Planets Source: Starchild The Planets "Although we live in a very small piece of the Universe, it's still where we call home and it's a very interesting place. The nine planets that make up our solar system range from very tiny rocky planets to huge gas giants featuring fascinating ring systems. Enjoy your exploration of our neighbors." Source: Astronomy for Kids Nine Planets "This website is an overview of the history, mythology, and current scientific knowledge of the planets, moons and other objects in our solar system. Each page has text by Bill Arnet and NASA's images, some have sounds and movies, most provide references to additional related information." Source: Bill Arnett © Copyright 2004 by Classbrain.com |