Updated 16 March 2002, 14.16

Uranus as seen through the Subaru Telescope

 Everything you need to know about space

The image is made up of infrared light and the gas methane - which Uranus' atmosphere is mostly made of - shows up blue.

What's in it?

			Fact File
	Uranus info
		Discovered in 1781 by William Herschel
		Was first thought to be a comet
		Takes about 84 years to revolve around the sun
		More than 10 satellites and 10 rings have been found around it so far

Uranus is a gas-giant world that's hard to study from Earth even with the largest telescopes.

But the pictures aren't just for fun. They're helping scientists find out all about the planet's atmosphere.

Uranus has only been visited once by a spaceprobe in 1986 but there are no plans to return to the world yet.

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