NASA chose SpaceX on Friday to build the lunar lander that will eventually put the first woman and person of color on the moon.

The International Space Station's population swelled to 11 on Saturday with the jubilant arrival of SpaceX's third crew capsule in less than a year.

Yuri Gagarin's pioneering, single-orbit flight made him a hero in the Soviet Union and an international celebrity. After putting the world's first satellite into orbit with the successful launch of Sputnik in October 1957, the Soviet space program, rushed to secure its dominance over the United States by putting a man into space.