NASA Astronaut Group 15 ("The Flying Escargot") was a group of 23 NASA astronauts announced on December 8, 1994.

[3] The group featured ten pilots, nine mission specialists, and four international mission specialist trainees from France,[4][5][6] Canada[7] and Japan.

[7] Three members of this group, Rick Husband, Michael P. Anderson, and Kalpana Chawla, died in the Space Shuttle Columbia disaster.

[8] These three received the Congressional Space Medal of Honor.

[9][10][11] Another member of the group Pamela Melroy, currently serves as Deputy Administrator of NASA, taking office on June 21, 2021, having been appointed by US President Joe Biden.