In this universe, what kind of space food do we eat?

Is the Izanagi equipped to produce its own food, or do we just have stores?

What kind of sleep cycles are expected on these fancy space ships, considering they spend most of their time in space?

Do we have a fully equipped holodeck or something of the same sort?

How far has contraception advanced in this timeline? Is the Izanagi equipped to handle the potential of teen pregnancy?