Scientists haven't found a rocky exoplanet with air. But now they have a plan.

Perhaps surprisingly, the majority of stars in the galaxy are not sun clones but smaller orbs of gas and plasma known as red dwarfs, about half the size of Earth's star. Astronomers have had their sights set on these stars as tantalizing places to look for habitable worlds for a while now. Not only are they the most populous stars, but their planets are easier to study from a practical standpoint. Current atmosphere-detecting methods work best when planets orbit fairly close to their stars