The NASA Johnson Space Center (JSC), located in Houston, Texas, is a key institution for human space exploration in the U.S., performing various missions from astronaut training to International Space Station (ISS) operations and spacecraft control.
The famous phrase "Houston, we have a problem" originated from the Mission Control Center here, making it an iconic location in American space exploration.

Overview
- Official Name: Lyndon B. Johnson Space Center (established in 1961, originally named Manned Spacecraft Center)
- Location: Southeast of Houston, near Clear Lake
- Main Roles:
- Astronaut Training
- Mission Control
- Operations of space stations, research and development of exploration vehicles, etc.
Main Facilities
Mission Control Center
- Responsible for real-time monitoring and control of space flight missions.
- Served as the 'brain' for manned space missions conducted by the U.S. (Apollo, Space Shuttle, ISS, etc.).
Astronaut Training Facility
- Simulates actual space environments for training using ISS module models and large pools (Neutral Buoyancy Laboratory).
- A place to master skills necessary for spaceflight, such as spacewalks (EVA).
Rocket Engineering and Research Facilities
- Departments exist for researching and developing new exploration vehicles and rocket technologies.
- Oversees next-generation manned exploration plans, including the Orion spacecraft project.
Space Center Houston (Visitor Center)
- The official visitor center of the Johnson Space Center, featuring exhibits and experiences related to the history and technology of space exploration.
- Displays of actual spacecraft (such as the Saturn V rocket), a NASA history museum, and educational programs are available.
Historical Significance
Apollo Era
- Mission control and astronaut training took place here during the Apollo moon landing program (1960s-1970s).
- Famous for the moon landing success report, "Houston, Tranquility Base here. The Eagle has landed."
Space Shuttle Era
- Responsible for mission operations and return command after the launch of the Space Shuttle (1981-2011).
International Space Station (ISS)
- Continues to serve as a key control center for ISS construction and operations, as well as astronaut rotation missions.
Visiting and Experiences
Space Center Houston
- Official visitor center located next to the Johnson Space Center.
- Offers various experience programs including exhibit viewing, tours of real spacecraft and rockets, and astronaut lectures.
- Visitors can tour some of the actual facilities inside the Johnson Space Center through the NASA Tram Tour.
Educational Programs
- Provides science and technology (STEM) educational programs for students, teachers, and the general public to enhance understanding of space exploration and cultivate future talent.
View on Map:
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The Johnson Space Center in Houston is the heart of U.S. human space exploration, having achieved historical milestones from the Apollo era to the Space Shuttle and ISS operations. Equipped with mission control and astronaut training facilities, it continues to prepare for ongoing space station missions and next-generation lunar and Mars exploration, maintaining its role as a core facility of NASA. Visitors can directly experience the past, present, and future of space exploration through the Space Center Houston.








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