The objective was to investigate the feasibility of using this technique for lunar flights on the Apollo program.

You'll be getting space-happy with all these lunar flights.

As on all Apollo lunar flights, on the return trip there was little left to do, with the main objectives already accomplished.

A range of applications were considered for Advanced Gemini missions, including military flights, space station crew and logistics delivery, and lunar flights.

After this the lunar flights will make use of the new Ares I and Ares V rockets.

Together with two other commentators he covered the lunar flights of Apollo 11, 12 and 15 for American CBS television.

"He was a humble person, and that's the way he remained after his lunar flight, as well as before."

A high-gain S-band antenna was used for long-distance communications on the lunar flights.

The original Apollo 9 medium Earth orbit test was replaced with a lunar orbital flight, now Apollo 8.

It takes three days for the lunar flight.