practices, and standards developed under subsection (c) to the greatest extent practicable, facilitate communication, coordination, negotiation, and resolution among domestic and international civil spacecraft operators (including governmental and private entities operating such spacecraft) for the purposes of improving the safety of spaceflight. The Secretary shall, to the greatest extent practicable, incentivize participation in the pilot program. Nothing in the preceding sentence shall be construed as requiring a private entity to participate in such pilot program. (2) Public comment Before establishing the pilot program under this subsection, the Secretary of Commerce shall publish information about the program’s details in the Federal Register and allow for public comment for a reasonable period that ends before the date of such establishment. (3) Duration The authority to carry out the pilot program under this subsection shall terminate on the date that is 5 years after the pilot program under paragraph (1) is established. (4) Pilot program participants The Secretary shall, to the maximum extent feasible and as soon as is practicable after the date on which the pilot program is established under paragraph (1), engage with and solicit feedback from pilot program participants, in order to, at minimum, receive practical information on the effectiveness of the pilot program and receive recommendations on how to improve the pilot program. (5) Funding The Secretary of Commerce shall devote no less than $5,000,000 for each of fiscal years 2019 through 2023 to carry out this subsection, subject to the availability of appropriations, to come from amounts made available for the Office of the Secretary. This subsection shall be carried out using funds otherwise appropriated by law after the date of enactment of this Act. (e) Reports (1) Space traffic coordination standards Not later than 180 days after the date of the enactment of this Act, the Secretary of Commerce shall submit to the appropriate committees of