Planet Neptune

Welcome to Planet Neptune
A website about the planet Neptune

Named after the Roman god of the sea, Neptune is a gas giant which is visable to telescopic viewing. The existence of Neptune was mathmatically predicted by Urban Le Verrier in 1846 and was discovered on September 23, 1846 by James Challis with 1° of the position predicted by Le Verrier.

Today in Astronomy History
courtesy of

May 28, 525 BCE
A solar eclipse occurs, predicted by Thales of Miletus. During this Eclipse Alyattes II is battling Cyaxares during the Battle of the Eclipse.

May 28, 2002
The Mars Odyssey finds signs of large ice deposits on the planet Mars.

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