Mercury (水星):
——The Mercury is the smallest of the planets and the one nearest the sun,having a sidereal period of revolution about the sun of 88 days (水星是行星中最小且離太陽最近的星,圍繞太陽公轉(zhuǎn)所需的周期為88天.)
Mars (火星):
——The Mars is the fourth planet from the sun,having a sidereal period of revolution about the sun of 687 days.(火星是距太陽距離居第四位的行星,繞太陽公轉(zhuǎn)周期為687天,).
Venus (金星):
——The Hesper is the planet Venus in its appearance.The Venus is the second planet from the sun,having a mass 0.815 times that of Earth,and a sidereal period of revolution about the sun of 224.7 days.When appearing as the evening star,it can be called Hesper/Hesperus.(金星是離太陽第二遠(yuǎn)的行星,它的質(zhì)量是地球質(zhì)量的0.815倍,繞太陽轉(zhuǎn)的公轉(zhuǎn)周期為224.7天.傍晚出現(xiàn)時稱作長庚星)
Saturn (土星):
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It is the sixth planet from the sun and the second largest in the solar system,having a sidereal period of revolution about the sun of 29.5 years and a mass 95 times that of Earth.(土星是距太陽第六遠(yuǎn)的行星,是太陽系中第二大行星,繞日公轉(zhuǎn)周期29.5年,質(zhì)量是地球的95倍.)
Jupiter (木星):
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The Jupiter is the fifth planet from the sun,the largest and most massive in the solar system,having a sidereal period of revolution about the sun of 11.86 years.(木星是靠近太陽的第5顆行星,也是太陽系中最大的行星,繞太陽公轉(zhuǎn)的恒星期為11.86年.)
Uranus (天王星):
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The Uranus is the seventh planet from the sun,revolving about it every 84.07 years.(是離太陽第七近的行星,每繞太陽一周為84.07年.)
Neptune (海王星):
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The Neptune is the eighth planet from the sun,having a sidereal period of revolution around the sun of 164.8 years.（是太陽的第八顆行星.圍繞太陽公轉(zhuǎn)的恒星周期為164.8年）
Pluto (冥王星):
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The Pluto used to be the ninth planet in the solar system,but now it is listed as the Dwarf Planet.（冥王星曾經(jīng)是太陽系的第九顆行星,但是現(xiàn)在被列為矮行星.）