Scientists Study 'Peanut-Shaped' Asteroid Near Earth
Monday, August 3, 2015 - 08:30
in Astronomy & Space
A mile-long asteroid that raced past Earth July 25 at about 45,000 miles per hour - at a safe distance of 4.5 million miles - was imaged by radar telescopes so that astronomers like Cornell's Sean Marshall could discern its precise orbit and physical shape.