The Apollo 15 mission is widely regarded as one of the most significant milestones in human space exploration. It marked the first time that humans ventured to the Moon’s surface with the specific goal of conducting scientific research. Led by astronaut David Scott, Apollo 15 achieved numerous groundbreaking feats during its mission duration from July 26 to August 7, 1971. This article will delve into the details of Apollo 15, exploring the astronauts who walked on the Moon and the fascinating facts surrounding this historic mission.

The Astronauts of Apollo 15

Apollo 15 consisted of a crew of three highly skilled astronauts, each playing a crucial role in the mission’s success. Let’s take a closer look at the individuals who had the privilege of walking on the Moon.

1. David Scott (Commander)

David Scott, a native of San Antonio, Texas, served as the commander of Apollo 15. He had previously flown on the Gemini 8 mission, where he conducted the first successful docking of two spacecraft. Scott’s expertise in piloting and navigation made him an ideal candidate for leading the lunar landing.

2. James Irwin (Lunar Module Pilot)

James Irwin, a native of Pittsburgh, Pennsylvania, served as the lunar module pilot of Apollo 15. Before joining NASA, Irwin was an accomplished Air Force pilot with a passion for exploration. His role involved piloting the lunar module and facilitating the landing on the Moon’s surface.

3. Alfred Worden (Command Module Pilot)

Alfred Worden, a native of Jackson, Michigan, served as the command module pilot of Apollo 15. In this role, Worden remained in lunar orbit while Scott and Irwin explored the Moon’s surface. Worden conducted various experiments and observations, capturing stunning photographs of the lunar landscape.

The Apollo 15 Mission

Apollo 15 was the ninth crewed mission of the Apollo program and the fourth to successfully land astronauts on the Moon. The mission aimed to achieve scientific objectives, including extensive lunar surface exploration, geological surveys, and the collection of lunar samples. Let’s delve into some key facts about the Apollo 15 mission.

1. Lunar Module: Falcon

The lunar module used in the Apollo 15 mission was named Falcon. It provided the means for the astronauts to descend to the Moon’s surface and safely return to the command module. Falcon was the first lunar module to feature an extended stay capability, allowing the crew to spend more time on the Moon.

2. Landing Site: Hadley-Apennine

Apollo 15’s landing site was in the Hadley-Apennine region of the Moon. This location was chosen for its proximity to the Apennine Mountains, providing a unique opportunity for geological exploration. The astronauts had the privilege of exploring lunar features such as the Hadley Rille and the Apennine Front.

3. Lunar Rover: A Game-Changing Vehicle

Apollo 15 introduced the Lunar Roving Vehicle (LRV), a revolutionary addition to the mission. The LRV enabled the astronauts to cover greater distances on the Moon’s surface, expanding exploration capabilities. It allowed Scott and Irwin to venture up to 5.5 miles away from the lunar module, collecting an impressive array of samples along the way.

4. Substantial Scientific Payload

Apollo 15 carried a remarkable scientific payload. The astronauts utilized a range of instruments and equipment to conduct experiments and gather data. These experiments included the deployment of the Apollo Lunar Surface Experiments Package (ALSEP), which measured seismic activity, atmospheric composition, and solar wind particles.

Legacy of Apollo 15

The Apollo 15 mission left an indelible mark on human space exploration, cementing its place in history. Let’s summarize the main points that contribute to Apollo 15’s enduring legacy.

1. Advancements in Lunar Exploration

Apollo 15 pushed the boundaries of lunar exploration. The mission introduced numerous innovations, including the extended stay lunar module, the Lunar Roving Vehicle, and an enhanced scientific payload. These developments laid the foundation for subsequent missions, expanding our knowledge of the Moon’s surface and its geological features.

2. Valuable Scientific Discoveries

The scientific discoveries made during Apollo 15 were groundbreaking. The collection of lunar samples, the study of lunar soil and rock formations, and the analysis of the Moon’s atmosphere provided valuable insights into the composition and history of our celestial neighbor. These findings continue to shape our understanding of the Moon to this day.

3. Human Achievement and Inspiration

Apollo 15 represented a remarkable achievement for human exploration. The fact that humans were able to venture to another celestial body, conduct scientific research, and return safely to Earth showcases the immense capabilities of the human spirit. The mission served as an inspiration for subsequent generations, motivating countless individuals to pursue careers in science, engineering, and space exploration.


The Apollo 15 mission, led by Commander David Scott, with James Irwin as the lunar module pilot and Alfred Worden as the command module pilot, achieved numerous milestones in human space exploration. From the selection of landing sites to the deployment of advanced scientific instruments, Apollo 15 pushed the boundaries of lunar exploration. The mission’s enduring legacy lies in the advancements it brought about in the field of lunar science, the technological innovations it introduced, and the inspiration it sparked in generations to come. Apollo 15 will forever hold a special place in the history of human exploration and pave the way for future missions to explore beyond our home planet.

Mission Astronauts Launch Date Landing Date
Apollo 15 David R. Scott July 26, 1971 August 7, 1971
James B. Irwin
Alfred M. Worden


Who walked on the moon during Apollo 15?
Apollo 15 was the ninth crewed mission in NASA’s Apollo program. The astronauts who walked on the moon during Apollo 15 were David Scott and James Irwin.


1. Was Apollo 15 the first mission to land on the moon?
No, Apollo 15 was not the first mission to land on the moon. It was the fourth mission to achieve a lunar landing.

2. What year did Apollo 15 land on the moon?
Apollo 15 landed on the moon in the year 1971.

3. How long did the Apollo 15 mission last?
The Apollo 15 mission lasted for a total of 12 days, from July 26th to August 7th, 1971.

4. What was the purpose of the Apollo 15 mission?
The purpose of the Apollo 15 mission was to conduct scientific experiments and exploration on the lunar surface, particularly in the Hadley-Apennine region.

5. How many moonwalks did the Apollo 15 astronauts complete?
During the Apollo 15 mission, the astronauts completed three moonwalks, totaling approximately 18 hours and 30 minutes.

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