Overview

• NASA's radar system captured detailed images of the asteroid 2008 OS7 as it passed by Earth.
• The asteroid, initially estimated to be between 650 and 1,640 feet wide, has been revised to approximately 500 to 650 feet.
• 2008 OS7 rotates at a slow rate, completing one rotation every 29.5 hours.
• Classified as 'potentially hazardous' due to its size and proximity, the asteroid poses no direct threat to Earth.
• The asteroid will not come this close to Earth again for another 200 years.