The "Mysterious Object on a Collision Course With Earth" Is a 7-Foot Long Hollow Rocket BodyAlissa Walker10/27/15 4:00pm503EditInvite manuallyPromoteDismissUndismissHideGo to permalinkYou may be surprised to learn that a “mysterious object dubbed ‘WT1190F’” is headed directly for Earth. THIS IS TRUE. But scientists now have a pretty good idea what it is—and think it will probably burn up before it reaches the planet. ‘WT...F’ is coming??!?!?!