There are no night scenes or episodes in "Ark II" because it was impossible to maneuver the Ark at night due to the lack of visibility from the driver's section. Also, each series had a 2-3 day turnaround, and Jose Flores was still a minor working under strict rules governing child actors. As a result of these factors, plus the Ark's tendency to break down, night shots for episodes were nixed. See more
For millions of years, Earth was fertile and rich. Then pollution and waste began to take their toll. Civilization fell into ruin. This is the world of the 25th Century. Only a handful of scientists remain, men who have vowed to rebuild what has been destroyed. This is their achievement: Ark II, a mobile storehouse of scientific knowledge, manned by a highly trained crew of young people. Their mission: to bring the hope of a new future to mankind.
Ark II Log, Entry Number One. I, Jonah, Ruth, ...