Key Mission Facts for Buzz Aldrin on Apollo 11
Aldrin was the Lunar Module Pilot and second human to walk on the Moon during Apollo 11 in July 1969, supporting humanity’s first crewed lunar landing under NASA’s Moon landing objective.
| Attribute | Verified Detail | Source Type |
|---|---|---|
| Full Name | Edwin Eugene Aldrin Jr. | NASA Biographical Data |
| Role on Apollo 11 | Lunar Module Pilot (LM Pilot) | Mission Assignment Documentation |
| Lunar EVA Date & Duration | July 20–21, 1969; approximately 2 hours, 15 minutes | Mission Timeline Records |
| First Human to Walk on the Moon | Neil Armstrong | Mission Transcript |
| Second Human to Walk on the Moon | Buzz Aldrin | Mission Transcript |
| Lunar Module Name | Eagle | Mission Designation |
| Command Module Name | Columbia | Mission Designation |
| Launch Vehicle | Saturn V (SA-506) | Launch Manifest |
| Launch Date | July 16, 1969 | Launch Manifest |
| Splashdown Date | July 24, 1969 | Mission Summary |
Assignments and Training Path to Apollo 11
Selected as a NASA astronaut in 1963, Aldrin built on his Air Force pilot background and MIT doctoral work in orbital mechanics to qualify for Gemini and then Apollo missions. He flew as pilot of Gemini 12 in 1966, demonstrating that astronauts could perform productive work during long EVAs and rendezvous procedures critical for lunar missions.
Pre-flight Preparation and Simulations
Training for Apollo 11 emphasized geology, spacecraft systems, and contingency drills. Aldrin’s role as LM Pilot required detailed knowledge of descent procedures, backpack life support, and surface operations, ensuring he could support Commander Neil Armstrong during the first lunar landing if plans required crew reassignment.
Apollo 11 Mission Timeline and Aldrin’s Contributions
On July 16, 1969, the Saturn V lifted off from Kennedy Space Center. After entering lunar orbit, Armstrong and Aldrin entered the Lunar Module Eagle, separated from Columbia, and descended to the Moon’s surface on July 20. Aldrin monitored systems, communicated with Mission Control, and assisted with landmark recognition and checklist execution during the descent.
Lunar Surface Activities
After Eagle landed, Armstrong descended the ladder and confirmed the surface. Aldrin followed, and together they deployed experiments, collected samples, and documented the environment. The EVA established the foundation for later, longer surface operations and validated critical procedures for portable life support and tools under lunar conditions.
Technical and Operational Influence
Aldrin’s work on orbital mechanics and rendezvous techniques shaped Gemini and Apollo planning, while his ability to communicate complex procedures clearly influenced crew training standards. His post-NASA advocacy for space exploration and continued public engagement helped maintain public support for human spaceflight beyond Apollo.
Post-NASA Career and Public Life
After Apollo, Aldrin remained active in aerospace, serving in the Air Force, advancing engineering concepts, and pursuing outreach and education. He authored books, participated in documentaries, and engaged in public discourse on space policy, maintaining a visible presence in the space community.
Legacy and Historical Context
As Lunar Module Pilot on Apollo 11, Aldrin contributed to one of the most watched human achievements in history. His role in demonstrating surface operations, troubleshooting in-flight issues, and representing astronauts in media and policy shaped subsequent programs and long-term thinking about sustainable exploration.