到底是八大行星还是九大行星？用英文介绍

Question

急!!!!!!!!!!!

Answer 1

actually,it only have 8 planets that orbit the sun are (in order from the sun): Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.

如果楼主要详细资料

水星Mercury：http://science.nationalgeographic.com/science/space/solar-system/mercury-article.html
金星Venus:
http://science.nationalgeographic.com/science/space/solar-system/venus-article.html
地球Earth:
http://science.nationalgeographic.com/science/space/solar-system/earth.html?nav=A-Z
火星Mars:
http://science.nationalgeographic.com/science/space/solar-system/mars-article.html
木星Jupiter:
http://science.nationalgeographic.com/science/space/solar-system/jupiter-article.html
土星Saturn:
http://science.nationalgeographic.com/science/space/solar-system/saturn-article.html
天王星Uranus:
http://science.nationalgeographic.com/science/photos/uranus-gallery.html
海王星Neptune:
http://science.nationalgeographic.com/science/space/solar-system/neptune-article.html

Answer 2

As I know
nine plants as follow：
Mercury Venus Earth
Mars Jupiter Saturn
Uranus Neptune Pluto

Answer 3

As I know
eigut plants as follow：
Mercury Venus Earth
Mars Jupiter Saturn
Uranus Neptune (Pluto isn't a planet )

Answer 4

As I know
eigut plants as follow：
Mercury Venus Earth
Mars Jupiter Saturn
Uranus Neptune

Answer 5

eight plants
Mercury Venus Earth
Mars Jupiter Saturn
Uranus Neptune
No Pluto