This project's "Original Seven" included Gordon Cooper and Deke Slayton.
This project's "Original Seven" included Gordon Cooper and Deke Slayton. The number 7 featured in the names of every vehicle used, including Friendship 7, flown by John Glenn, and Freedom 7, flown by Alan Shepard, the first American in space. It was succeeded by the Gemini project and the Apollo program. For 10 points, give NASA's first manned space flight project, named for the Roman messenger god.
This project's "Original Seven" included Gordon Cooper and Deke Slayton.
Project {Mercury} [or Mercury Seven until \"vehicle\" is read; or Astronaut Group 1 until \"vehicle\" is read]