Brand reveals that a wormhole, apparently created by an alien intelligence, offers a chance for humanity's survival on a new planet. Using it, NASA's "Lazarus missions" have identified three potentially habitable planets orbiting the black hole Gargantua: Miller, Edmunds, and Mann, named after the astronauts who surveyed them. Brand recruits Cooper to pilot the spacecraft Endurance to recover the astronauts' data; once one of the planets is determined habitable, humanity will follow on space stations. However, Brand must still find a way to lift the stations via gravity, otherwise, the mission must fall back on a "Plan B": using fertilized embryos to start humanity anew. Cooper's decision to leave disappoints Murphy, and they part on bad terms.