What aspects of a planet would you look for to ensure the survivability of our species?

Instructions: The movie Interstellar was based on the premise of trying to find another habitable planet after ours has become inhabitable. From the knowledge you have gained from this class, discuss the following: What aspects of a planet would you look for to ensure the survivability of our species? Some of the specifics you may want to discuss are: Size and age of the planet Atmosphere of the planet The distance of the planet to its Sun The type of Sun the planet orbits Oceans of the planet Any life that may already be on this planet Moons of this planet