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

Foundation (Foundation, #1)
Foundation's Edge (Foundation #4)
Forward the Foundation (Foundation: Prequel #2)
Prelude to Foundation
Matter (Culture, #8)
Shadow of the Giant (Ender's Shadow, #4)
Stranger in a Strange Land
Ringworld (Ringworld, #1)
Naked Lunch
A Place for Pluto
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Xenocide (Ender's Saga, #3)

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Let's be clear. The planet is not in jeopardy. We are in jeopardy. We haven't got the power to destroy the planet - or to save it. But we might have the power to save ourselves. ...more
Michael Crichton, Jurassic Park

Paulo Coelho
How can we be so arrogant? The planet is, was, and always will be stronger than us. We can't destroy it; if we overstep the mark, the planet will simply erase us from its surface and carry on existing. Why don't they start talking about not letting the planet destroy us? ...more
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