Cross examinations on the sightings of the L-shaped craft were done by the Institute of BioAcoustic Biology. There were differences in what was actually seen. Gordon Cooper said he saw a cluster of objects, while the others only observed one. Voice pattern tests showed all were telling the truth about what they saw.
The famous astronaut is pushing hard for his exploration plans to be adopted by NASA. He is working with the Florida Institute of Technology in this pursuit. A colony on Mars within 25 years is a tall order. It will be expensive.
His research on a manned human Mars landing began in 1985 with the Mars cycler where a spacecraft was planned to orbit in cycles where it encounters the same bodies on each orbit. He has not been in retired mode since his early space adventures. He has worked constantly on his dream of establishing a small community on mars.