One of the most dangerous asteroids ever recorded made a close call with Earth on Thursday and will be back in 2032. The object named, 2013 TV135 was discovered by Ukrainian Astronomers on October 8th while the US space agency, NASA was shut down.
The asteroid is 1,345 feet long. If it were to impact the planet the energy released would over 2,500 megatons of explosive power. One megaton is equal to one million tons of TNT.