HOUSTON, April 5 -- They're sipping smoothies, snapping phone pics, dealing with crashed email and fixing broken toilets: astronauts, they're just like us.

The four crewmembers zipping through space toward the Moon are carrying out a mission unlike any before it, but they're also still muddling on through life's mundanities - all while they float around together in a square footage equivalent to two minivans.

Mission specialist Christina Koch, the first woman to venture into deep space, said preparing for the 10-day journey was akin to planning for a camping trip.

"It represents togetherness and something a little out of the ordinary," she said in a video released by Nasa.

Orion wares include 58 tortillas, 43 cups of coffee, barbecued...