Dark and Quiet Skies Act of 2025

[Congressional Bills 119th Congress] [From the U.S. Government Publishing Office] [S. 3247 Introduced in Senate (IS)] <DOC> 119th CONGRESS 1st Session S. 3247 To establish a Center of Excellence for Dark and Quiet Skies, and for other purposes. _______________________________________________________________________ IN THE SENATE OF THE UNITED STATES November 20, 2025 Mr. Hickenlooper (for himself and Mr. Crapo) introduced the following bill; which was read twice and referred to the Committee on Commerce, Science, and Transportation _______________________________________________________________________ A BILL To establish a Center of Excellence for Dark and Quiet Skies, and for other purposes. Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, SECTION 1. SHORT TITLE. This Act may be cited as the ``Dark and Quiet Skies Act of 2025''. SEC. 2. PURPOSE. The purpose of this Act is to increase participation and collaboration between Federal agencies and the private sector to research, develop, and deploy mitigation techniques on a voluntary basis to protect the integrity of federally funded scientific research observing the sky and celestial bodies. SEC. 3. CENTER OF EXCELLENCE FOR DARK AND QUIET SKIES. (a) Definitions.--In this section: (1) Appropriate committees of congress.--The term ``appropriate committees of Congress'' means-- (A) the Committee on Appropriations, the Committee on Energy and Natural Resources, and the Committee on Commerce, Science, and Transportation of the Senate; and (B) the Committee on Appropriations, the Committee on Natural Resources, the Committee on Energy and Commerce, and the Committee on Space, Science, and Technology of the House of Representatives. (2) Center.--The term ``Center'' means the Center of Excellence for Dark and Quiet Skies established under subsection (b)(1). (3) Eligible entity.--The term ``eligible entity'' means-- (A) a nonprofit organization; (B) a Federal lab