Planets

A planet is an astronomical object orbiting a star or stellar remnant that
* is massive enough to be rounded by its own gravity,
* is not massive enough to cause thermonuclear fusion, and
* has cleared its neighbouring region of planetesimals.

The term planet is ancient, with ties to history, astrology, science, mythology, and religion. Several planets in the Solar System can be seen with the naked eye. These were regarded by many early cultures as divine, or as emissaries of deities. As scientific knowledge advanced, human perception of the planets changed, incorporating a number of disparate obj
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Foundation (Foundation, #1)
Anathem
Foundation's Edge (Foundation, #4)
Forward the Foundation (Foundation, #7)
Prelude to Foundation (Foundation, #6)
Stranger in a Strange Land
Matter (Culture, #8)
Ringworld (Ringworld #1)
Hyperion (Hyperion Cantos, #1)
Shadow of the Giant (The Shadow #4)
Pluto Gets the Call
Naked Lunch: The Restored Text
A Place for Pluto
A Fire Upon the Deep (Zones of Thought, #1)
Contact

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“ This planet is dying. The human rase is killing it. ... If the Earth dies, you die. If you die, the Earth survives. ”
― Arthur Tofte - The Day the Earth Stood Still

James S.A. Corey
“ Right,” Holden said. “No coffee. This is a terrible, terrible planet. ”
― James S.A. Corey, Cibola Burn

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