Group items tagged

"This interactive multimedia timeline traces the search for extrasolar planets, from ancient philosophical speculation to modern discoveries."

Contains virtual tours and online simulations. Be sure to check out the educator resource page!

View the universe from your computer by linking to the best ground and space telescopes. Check out the lesson plans available in the Educator Resources link from the Experience It drop-down menu.

Interactive tour of what future visitors of the solar system might see. Incredible images linked to detailed explanations, videos, and more.

Videos of the origin of symbols