‘We are NOT alone!’ Professor says aliens DID send asteroid - ‘I won't back down’ THE astronomer who claimed a cigar-shaped asteroid which passed through our solar system in 2017 is refusing to back down and is convinced it was sent by an advanced civilisation. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Science Will Suffer Under Trump’s Travel Ban, Researchers SayScienceTake: Maggot to Blowfly: Ready for Its Close-UpDrug Makers Accused of Fixing Prices on InsulinStunning video shows four giant planets orbiting star 129 light years from EarthOllie, a Standoffish Bobcat, Is Missing From the National ZooIn Many Species, a Family Dinner Means Something Else