Daily Star's biggest headlines straight to your inbox!A mysterious black ring that appeared above a city had residents believing aliens were about to land.The eerie black ring hung over the Columbian city of Barrancabermeja, causing onlookers to be spooked into thinking something supernatural had occurred or it had come from outer space.In one of several videos filmed by onlookers, one resident is heard saying: "God, that's very strange, I hope they're not aliens."Another passer-by says: "Look at that in the sky, I don't know what it is."However, the fears of outer space contact were shut down by a local astronomy organisation at a university.Luis Nunez, of the Halley Group Astronomy Complex at the Industrial University of Santander,.
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