The movie Interstellar

The movie Interstellar is 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 this new 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
The 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