From PBS - It's a golden age for planet hunters: recently, they've discovered more than 750 planets orbiting stars beyond our sun. Some of them, like a planet called Kepler-22b, might even be able to harbor life. What would that life look like? Combining startling animation with input from expert astrobiologists, Alien Planets Revealed takes viewers on a journey of the imagination as we "build" aliens from the ground up.
Nova
A look at new worlds uncovered by NASA's planet-hunting Kepler Telescope, including whether any are like Earth and the type of life they might support.
