If you want to know how heaven is like, you can read it in the bible in Revelation 21:4

"And God will wipe away every tear from their eyes; there shall be no more death, nor sorrow, nor crying. There shall be no more pain, for the former things have passed away."

If you want to learn more about this subject, I encourange you to look up the following verses in the bible:

Revelation 21:10

Revelation 21:18

Revelation 21:23