Celebrated astronomer Carl Sagan also was said to have been involved with the secret project, which reportedly was known as "A Study of Lunar Research Flights" or "Project A119." In an excerpt from the study reads, "Nuclear detonations in the vicinity of the moon are considered in this report along with scientific information which might be obtained from such explosions. The military aspect is aided by investigation of space environment, detection of nuclear device testing, and capability of weapons in space.