History of Planet

	Revision 21 . . (edit) December 6, 2001 4:39 pm by Bryan Derksen [mention Vulcan]
	Revision 20 . . (edit) October 14, 2001 3:40 pm by Bryan Derksen
	Revision 16 . . August 28, 2001 8:26 am by (logged).111.132.xxx

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Difference (from prior major revision) (minor diff, author diff)

Changed: 1c1

A (major) Planet is a body of considerable mass that doesn't produce light on its own and orbits a star. Until recently, only nine were known (all of them in the Solar system). As of the middle of 2001, over 60 are known.

A (major) Planet is a body of considerable mass that doesn't produce light on its own and orbits a star. Until recently, only nine were known (all of them in the Solar system). As of the middle of 2001 over 60 are known, with all of the new discoveries being extrasolar planets.

Changed: 3c3

Astronomers call asteroids minor planets, and they call what are commonly know as planets, major planets.

Astronomers call asteroids minor planets, and they call what are commonly know as planets, major planets.

Changed: 17c17

All of the planets in the solar system (except Earth) are named after [Roman god]?s. Moons and small planets are also named after gods.

All of the planets in the solar system (except Earth) are named after [Roman god]?s. Moons and small planets are also named after gods and characters from classical mythology.

Changed: 19c19

Several [hypothetical planet]?s, like Planet X, were proposed.

Several [hypothetical planet]?s, like Planet X or Vulcan, were proposed.