Are We Alone? (2009)

Sinopsis

Is there life beyond Earth? Could the bizarre, hellish worlds of our solar system actually harbor alien biology? From poisonous hot springs to desolate mountaintop glaciers, the clues they unearth could open a window to alien life. This two-hour event joins astrobiologists as they explore the most obscure regions on Earth, where the secrets of life in the solar system may finally be revealed.