what is the sun,moon,planets and stars made of and how did they form?

Question: what is the sun,moon,planets and stars made of and how did they form?
- Keywords:
  space planet
Asked by time43sun to Jess on 20 Nov 2019.
- Jessica Franklin answered on 20 Nov 2019:
  
  Everything including us, are all made from various elements which all formed when the universe began with the big bang! All these elements joined together in different ways to form the planets and the stars and eventually life!

Question: what is the sun,moon,planets and stars made of and how did they form?