7 potential 'alien megastructures' spotted in our galaxy are not what they seem
![7 potential 'alien megastructures' spotted in our galaxy are not what they seem](https://cdn.mos.cms.futurecdn.net/pjCgXoDuVfAQV5SRzErjP8.jpg)
Scientists recently identified seven stars in the Milky Way that could potentially be gigantic alien structures called Dyson spheres. New research proposes an alternative explanation: Those are just cosmic "hot DOGs" in disguise.