The issue focused primarily on violations of NASA regulations governing spacecraft disposal by disposal crews or disposal crews authorized by NASA's Advisory Committee for Outer Space Exploration (ACOSS), NASA's Scientific Advisory Panel (SApi), or NASA scientists working at NASA Headquarters in Washington. NASA declined to answer questions related to spacecraft disposal regulations because those regulations apply only to spacecraft operated under NASA Contract NASA Contract NASA Contract NASA Contract NASA Contract NASA Contract NASA Contract NASA Contract NASA Contract NASA Contract NASA Contract NASA Contract NASA Contract NASA Contract NASA Contract NASA Contract NASA