; (2) analyze the effectiveness and efficiency of the implementation of the certification process under this chapter; (3) provide recommendations to the Secretary and Congress on how the United States can facilitate and promote a robust and innovative private sector that is investing in, developing, and operating space objects; (4) identify any challenges the United States private sector is experiencing— (A) with the authorization and supervision of the operation of space objects under this chapter; (B) more generally, with international obligations of the United States relevant to private sector activities in outer space; and (C) with harmful interference to private sector activities in outer space; (5) review existing best practices for United States entities to avoid the harmful contamination of the Moon and other celestial bodies; (6) review existing best practices for United States entities to avoid adverse changes in the environment of the Earth resulting from the introduction of extraterrestrial matter; (7) provide information, advice, and recommendations on matters relating to United States private sector activities in outer space