Atmosphere of Uranus vast. The number density of atomic hydrogen in the corona falls slowly with the distance from the planet, remaining as high a few hundred atoms per cm at a few radii from Uranus. The effects of this bloated exosphere include a drag on small particles orbiting Uranus, causing a general depletion of dust in the Uranian rings. The infalling dust in turn contaminates the upper atmosphere of the planet. Uranus has a relatively bland appearance, lacking broad colorful bands and large clouds prevalent on Jupiter and Saturn. No discrete features were observed in Uranus's atmosphere before 1986. The most conspicuous
A Planet Called Treason This mission is only the beginning of the adventure for Lanik, who discovers the secrets of the most powerful nations and at the same time gains additional abilities to save his people and determine the fate of his planet. Lanik travels to many of the regions of the planet Treason throughout the book, and discovers that those residing in different regions have different powers or capabilities. He first passes through the land of the Ku Kuei while on his way to Nkumai, learning that they can control the flow of time in a bubble extending out from themselves. When he