Planet Uranus

Today in Astronomy History
courtesy of astroplanet.info

May 18, 1048
Persian astronomer and stellar cartographer, Omar Khayyam, is born. Omar Khayyam calculate the length of the year to 6 decimal places with a one day error every 5000 years (The Gregorian calendar has a one day error every 3330 years.)

May 18, 1910
The Earth passes through the tail of Halley's Comet

May 18, 1969
Apollo 10 Launches

Welcome to Planet Uranus
A website about the planet Uranus

Named after the Greek god of the sky, Uranus is a gas giant which is visable to telescopic viewing. The Uranus was the first planet discovered in modern (non-classical) times by Sir William Herschel on March 13, 1781. It is also the first planet discover with a telescope as opposed to the naked eye.