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Astronaut Michael Collins, Apollo 11 pilot, dies at 90
Collins joined the Air Force after graduating from West Point in 1952.
Russian jet buzzes US warship in the Black Sea
The actions of the Russian Sukhoi Su-24 "were inconsistent with good airmanship and international norms and standards," said a spokesman for U.S. 6th Fleet.
Apollo 11 at 50: Celebrating first steps on another world
Hundreds of millions tuned in to radios or watched the grainy black-and-white images on TV as Apollo 11's Neil Armstrong and Buzz Aldrin set foot on the moon on July 20, 1969, in one of humanity's most glorious technological achievements.
So who really owns the Moon?
On July 20, 1969, America's Apollo 11 landed on the moon, making history as the first humans set foot on another world.
By Frans von der Dunk, University of Nebraska-Lincoln