‘Planet Killer’ Asteroid Speeding Toward Earth

‘Planet Killer’ Asteroid Speeding Toward Earth

  Astronomers searching the skies for orbiting space rocks have made a startling discovery: a giant “planet killer” asteroid is speeding through space on a collision course with Earth’s orbit. The asteroid, called 2022 AP7, is believed to be 7,546 feet across — placing it among the top 5 percent of the largest asteroids ever…