The total value of an artist’s artworks sold at auction over a specific period. This metric reflects the artist’s overall market activity and demand in monetary terms. The middle value of all realized ...

While astronauts Armstrong and Aldrin descended in the LM, the "Eagle", to explore the Sea of Tranquility region of the Moon, astronaut Michael Collins, command module pilot, remained with the ...

Apollo 11. On July 20, 1969, astronauts Neil Armstrong and Buzz Aldrin landed in the Lunar Module Eagle and became the first humans to step foot on the lunar surface while astronaut Michael Collins ...