Researchers believe it is possible to detect messages from aliens flying between planets, reports Popular Mechanics. Remove ads and unlock PREMIUM content For more than half a century, scientists have been trying to detect messages from potential alien civilizations that inhabit our galaxy. So far, no signals have been detected that would indicate the existence of extraterrestrial intelligent life, but the search continues. Researchers are mainly focused on finding alien messages that are directed at Earth or those that fly by. But aliens can exchange messages between planets outside the solar system. The authors of the study, published in The…