Back to Top


Apply any of the filters to your search to help narrow the results.

Suggested Search Terms

List of keyword(s) we think you might find useful. Click on one to perform a search for you.


  • Spotlight on Lessons Learned: Best Practices for the Elemental Profiling of High-Purity Hydrazine

    Best practices for conducting high-purity hydrazine elemental analysis processes must be followed to avoid sample contamination that could impact space missions.

  • Spotlight on Lessons Learned: Copper Tube Pinch Failure

    While pinching copper tubes is a standard practice for many applications on Earth, it presents challenges for spaceflight applications.

  • Spotlight on Lessons Learned: Thermal Vacuum Lamp Spectrum

    Potential modeling inaccuracy may be avoided in thermal vacuum tests by using heater plates instead of quartz lamps.

  • Apollo Era Resources

    A collection of articles and publications, case studies, and videos on the Apollo program to assist researchers, facilitators, and the technical workforce.

  • Apollo, Challenger, Columbia Lessons Learned Program (ACCLLP)

    NASA’s Apollo, Challenger, Columbia Lessons Learned Program (ACCLLP) shares the difficult lessons of the past to help ensure future mission success.

  • APPEL KS Knowledge Capture and Transfer

    This page provides resources to help NASA leaders and teams take steps to build a culture that connects employees to knowledge when they join a team and that retains the critical knowledge held by experienced personnel in advance of retirement or other transitions. 

  • Bill Tindall, Master Integrator of Gemini and Apollo

    Howard Wilson “Bill” Tindall Jr. is credited by many who worked in the Gemini and Apollo Programs with playing a key role in leading the development of flight techniques used to design and fly the Gemini and Apollo missions.

  • Columbia Reconstruction

    Mike Leinbach, former space shuttle launch director, led NASA’s reconstruction efforts after the loss of Columbia. In this video, he shares how the agency worked to piece together the found debris to learn exactly what happened during the accident.

  • Columbia: Her Continued Mission

    While NASA needed to study Columbia to learn exactly what happened to the shuttle and return to flight, the agency also knew that the artifacts had a lot to teach others. NASA started the loan program, so others could study her: learning her lessons and advancing science for future generations. This is Columbia’s continued mission.