2010 KQ
2010 KQ is a small, asteroid -like object, which was discovered on 16 May 2010. Its orbit around the sun similar to the Earth's orbit so strong that scientists accept that there is a rocket stage.
An analysis showed that 2010 KQ collides with a probability of 6% in a 30-year period from 2036 to the Earth, the object would disintegrate in the atmosphere.