Question

what are the planet names

Answer 1

there are many planets in the universe......
if your refering to the planets in the solar system then:
there are 8 planets in the solar system..namely
mercury
venus
earth
mars
jupiter
saturn
uranus
neptune

Answer 2

There are many many planets n the universe.The planets which are located far from the solar system is called an exoplanet.All exoplanets are named after their star.

Example-There is a star called 55Pegase and the closest planet is called 55Pegase b andc,d,e,f,g,h,i,j and so on.

Other examples are-
Tres-2b
55cancraie e
HD 106906b
etc

The 8planets in the solar system are

mercury
venus
earth
mars
jupiter
saturn
uranus
neptune