Here are 3 Bible verses about other worlds from the Old and New Testaments of the Holy Bible (King James Version), sorted from most to least relevant.
Psalms 90:1-2 KJV
LORD, thou hast been our dwelling place in all generations. Before the mountains were brought forth, or ever thou hadst formed the earth and the world, even from everlasting to everlasting, thou art God.
Hebrews 11:3 KJV
Through faith we understand that the worlds were framed by the word of God, so that things which are seen were not made of things which do appear.
John 3:16 KJV
For God so loved the world, that he gave his only begotten Son, that whosoever believeth in him should not perish, but have everlasting life.