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NASA recently spotted two massive space objects hurtling towards Earth. While the American space agency has pinpointed one as a comet, the other has left it slightly more baffled. The comet is set to fly close to Earth this week, but the mystery object isn't expected to make an appearance until February. The object, dubbed "2016 WF9", was detected by NASA's asteroid- and comet-hunting NEOWISE project on 27 November 2016. It is roughly 0.3 to 0.6 miles (0.5 to 1 kilometres) across and is in an orbit that takes it on a scenic tour of our solar system. At its...

WT1190F observed on October 9, 2015 with the University of Hawaii 2.2 meter telescope on Mauna Kea, Hawaii. The object moves from left to right across the center of the field. Credit: B. Bolin, R. Jedicke, M. Micheli ================================================================================================================ Get ready for a man-made fireball. A object discovered by the Catalina Sky Survey on Oct 3rd temporarily designated WT1190F is predicted to impact the Earth about 60 miles (100 km) of the southern coast of Sri Lanka around 6:20 Universal Time (12:20 a.m CST) on November 13. The objects orbits Earth with a period of about three weeks. Because it...