Dr Gleason Archer affirmed an interpretation of Day 4 that is consistent with the Young Biosphere Creation model.

Genesis 1:2-5 thus sets forth the first stage of creation: the formation of light. This must have meant primarily the light of the sun and the other heavenly bodies. Sunlight is a necessary precondition to the development of plant life and animal life, generally speaking…

-Encyclopedia of Bible Difficulties, Zondervan, 1982.

For additional confirming quotes, see the page here.