51 U.S.C. § 71102

The Administrator shall issue requests for information on—
(1) a low-cost space mission with the purpose of rendezvousing with, attaching a tracking device,1 and characterizing the Apophis asteroid; and
(2) a medium-sized space mission with the purpose of detecting near-Earth objects equal to or greater than 140 meters in diameter.

Amendment history

(Pub. L. 111–314, § 3, Dec. 18, 2010, 124 Stat. 3439.) Historical and Revision Notes Revised Section Source (U.S. Code) Source (Statutes at Large) 71102 42 U.S.C. 17793. Pub. L. 110–422, title VIII, § 803, Oct. 15, 2008, 122 Stat. 4803.

Official source