The National Aeronautics and Space Administration (NASA) Ames Research Center is seeking to extend the Entry Systems Technology Research and Development (ESTRAD) contract through a Justification for Other than Full and Open Competition (JOFOC). This procurement aims to continue research and development activities related to space R&D services, space flight, and basic research, which are critical for advancing NASA's objectives in aeronautics and space exploration. The performance will take place in California, specifically in the city of Moffett Field, with Rachel Jandron as the primary contact for inquiries at Rachel.A.Jandron@nasa.gov. Further details can be found in the attached JOFOC document, which outlines the justification for this procurement approach.