Credit: Watanabe Tsuyoshi 行星觀測 Planetary Observation

Credit: Watanabe Tsuyoshi 月明星稀

Credit: Antonio Cidadao Lunation 朔望月 天秤動 Libration

Credit: Robert Gendler 第谷 哥白尼

Credit: Russell Croman Earthshine 地照

Credit: Akira Fujii

Credit: Jerry Lodriguss Credit: Akira Fujii Dec 29, 2000 Sept 28, 2000

Path of Venus 2004 Credit: Tunc Tezel English “Planet” = wanderer 中文 「行星」 日本語 「惑星」

Credit: Pearson Education 內行星 Inferior Planet 外行星 Superior Planet 下合 上合 衝 合 東大距 西大距

Credit: Juan Carlos Casado Mercury in Mar 2000 晨星 Morning Star 昏星 Evening Star

Transit 凌日 Mercury Transit 水星凌日 Venus Transit 金星凌日 Credit: Brian Handy, TRACE Project, Stefan Seip

Credit: Tunc Tezel Retrograde Motion of Mars 火星逆行

Credit: Pearson Education

Mars Opposition 火星衝 2003 Credit: Canon Lau

Credit: NASA, ESA, and The Hubble Heritage Team (STScI/AURA) Mars Opposition 火星衝

Credit: NASA, ESA, and Z. Levay (STScI)

Credit: Daniel M. Troiani

Jan 7,

Samuel Heinrich Schwabe 施瓦貝 1831 Credit: John Rogers 1890 British Astronomical Association Jupiter Section Founded

1857 Nov 27, 8h 10m 1857 Nov 28, 6h 43m 1860 Apr 7, 8h 1871 Dec Oct Sep Feb Jun Mar May Nov Mar 14

Credit: Sky & Telescope Belt 帶 Zone 區 Polar 極 Temperature 溫 Tropical 熱 Equatorial 赤道

Credit: NASA and The Hubble Heritage Team (STScI/AURA)

Credit: NASA, ESA and E. Karkoschka (University of Arizona) A BC Cassini Division 卡西尼縫 Encke Division 恩西縫