Running Time: 1 minute 49 seconds

The search for life outside of our solar system takes another important step. Detecting an organic molecule in an extrasolar, or XO, planet means that the building blocks of life do exist elsewhere in the universe. Researchers can't be sure how the methane ended up in the planet's atmosphere, but they are confident no life exists on this very hot planet.

Credit: NASA, ESA, and M. Estacion (STScI)