The Planet Neptune Information

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 astroplanet.info

September 6, 3761 BCE
Origin of the Hebrew Calendar

September 6, 3114 BCE
According to the proleptic Julian calendar the current era in the Maya Long Count Calendar started.

September 6, 1997
Brett J. Gladman, Philip D. Nicholson, Joseph A. Burns, and John J. Kavelaars using the 200-inch Hale telescope discovers the Uranian moons: Caliban and Sycorax.