Stars on Mars

Just as they were settling into life on the red planet, the remaining celebrities must figure out how to replenish their water supply.

The contestants are sent on a mission which tests their perseverance; two are eliminated.

The celebs must work together to plug holes in the walls of the hab caused by meteors.

The nine remaining celebronauts need to repair solar panels damaged by a series of solar flares.

The seven remaining celebronauts must find the habs missing house pet, Raddog.

The crewmates must assemble a satellite tower and broadcast a personalized message to Earth.