九大行星用英语都怎么说????

水星Mercury金星Venus 地球Earth 火星Mars 木星Jupiter 土星Saturn天王星Uranus 海王星Neptune 冥王星Pluto

1543 - six (Mercury, Venus, Earth, Mars, Jupiter and Saturn) (among those who accepted the new view)
1781 - seven (with Uranus)
1807 - eleven (with Ceres, Pallas, Juno and Vesta)
1845 - twelve (with Astraea)
1846 - thirteen (with Neptune)
1851 - twenty-three (with Hebe, Iris, Flora, Metis, Hygiea, Parthenope, Victoria, Egeria, Irene and Eunomia)
1852 - eight (without Ceres and the asteroids)
1930 - nine (with Pluto)
2006 - eight (without Pluto)
现在只有八个了