Take a minute & listen to Ken Ham explain the faint sun paradox
http://www.answersingenesis.org/media/audio/answers-daily/volume-105/best-evidences-young-earth-2
http://www.answersingenesis.org/media/audio/answers-daily/volume-105/best-evidences-young-earth-2
The sun to rule by day: for his mercy endureth for ever:
Psalm 136:8