The National Aeronautics and Space Administration (NASA) is seeking information from qualified entities regarding the Frozen Return of Samples To Earth (FROSTE) initiative, which is focused on research and development in biotechnology, excluding nanobiotechnology. This opportunity aims to explore innovative solutions for the safe and effective return of extraterrestrial samples to Earth, which is critical for advancing scientific knowledge and understanding of space materials. Interested parties are encouraged to reach out to Cornelius Edison at cornelius.d.edison@nasa.gov or Cynthia Hubbard at cynthia.a.hubbard@nasa.gov for further details. This is a Sources Sought notice, and no funding amount or specific deadlines have been provided at this stage.