Passing asteroid only 2,200 miles from earth
NASA defines near-earth objects as asteroids and comets with orbits within 120 million miles of the sun. On Thursday, an asteroid got much closer than that --- flying by at over 34,000 miles an hour.
NASA defines near-earth objects as asteroids and comets with orbits within 120 million miles of the sun. On Thursday, an asteroid got much closer than that --- flying by at over 34,000 miles an hour.
