A Super-Earth 48 Light-Years Away Is Holding On To Its Secret Atmosphere!

For the very first time, astronomers have found a rocky planet far outside our solar system that has its own atmosphere. This nearby world is hugging its air so tightly that only a tiny bit of helium (the light gas that makes party balloons float) is leaking out into space. Could this cozy, rocky planet be the perfect place for alien life to take a deep breath?