Tolong jelaskan mengenai 1987 dari Senarai angkasawan mengikut tahun pemilihan dalam bahasa melayu

June 5 - NASA Group 12 - The GAFFers - USA

Pilots: Andrew M. Allen, Kenneth Bowersox, Curtis Brown, Kevin Chilton, Donald McMonagle, William Readdy, Kenneth Reightler

Mission specialists: Thomas Akers, Jan Davis, Michael Foale, Gregory Harbaugh, Mae Jemison, Bruce Melnick, Mario Runco, James Voss

The group's informal nickname is an acronym for "George Abbey Final Fifteen".  Of this group, Mae Jemison would become the first female African-American in space, while Michael Foale would fly aboard the Mir space station.  At the time of the Columbia accident in 2003, William Readdy was Associate Administrator for Space Flight and Kenneth Bowersox was commanding the Expedition 6 crew on the ISS.  Chilton, after leaving NASA, became the first NASA astronaut to become a full General in the U.S. Air Force (Lt. Gen. Thomas Stafford, USAF, and VADM Richard Truly, USN were three-star officers) and is currently the commander of U.S. Strategic Command.

August 3 - 1987 German Group

Renate Brümmer, Hans Schlegel, Gerhard Thiele, Heike Walpot, Ulrich Walter