According to Revelation 1:20, what are the seven stars in His right hand?

Answer: The angels of the seven churches

The seven stars are the angels of the seven churches, and the seven golden lampstands are the seven churches.

“This is the mystery of the seven stars you saw in My right hand and of the seven golden lampstands: The seven stars are the angels of the seven churches, and the seven lampstands are the seven churches.”— Revelation 1:20 (BSB)