Question

1. what type of star will the sun and sun - like stars become after they form another planetary nebula? 4. what do massive stars become as they become older and larger? give 2 stages

Explanation:

For the first question, after forming a planetary nebula, the sun and sun - like stars become white dwarfs. For the second question, as massive stars become older and larger, they first become red supergiants and then can end up as either neutron stars or black holes. We'll give red supergiant and neutron star as two stages.

Answer:

1. White dwarfs
2. Red supergiant, Neutron star