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S. 2351
U.S. Senate•Senate Floor Calendar
Summary
S. 2351, the Space Exploration Research Act, was introduced in the Senate on Jul 17, 2025 by Sen. Ted Cruz (R) with 5 co-sponsors. It last saw action on Apr 13, 2026: Placed on Senate Legislative Calendar under General Orders. Calendar No. 369.
Record
Text
S. 2351 has 5 co-sponsors.
sb2351/introduced-in-senate.txt119 S2351 IS: Space Exploration Research ActU.S. Senate2025-07-17text/xmlENPursuant to Title 17 Section 105 of the United States Code, this file is not subject to copyright protection and is in the public domain.II 119th CONGRESS 1st Session S. 2351 IN THE SENATE OF THE UNITED STATES July 17, 2025 Mr. Cruz (for himself, Mr. Padilla , Mrs. Britt , Mr. Luján , Mr. Schiff , and Mr. Wicker ) introduced the following bill; which was read twice and referred to the Committee on Commerce, Science, and Transportation A BILLTo supplement existing lease authorities available to the Administrator of the National Aeronautics and Space Administration to support research, education, and training, and for other purposes.1.Short titleThis Act may be cited as the Space Exploration Research Act .2.National Aeronautics and Space Administration supplemental lease authority(a)Supplemental lease authority(1)In generalThe Administrator of the National Aeronautics and Space Administration (referred to in this Act as the Administrator ) may, using existing lease authorities available to the Administrator and on such terms as the Administrator considers appropriate, lease, for a term not to exceed 99 years, real property under the jurisdiction of the Administrator to 1 or more entities described in subsection (c) for the purpose of the construction and operation on such real property of 1 or more facilities the purposes of which shall be—(A)to conduct aeronautical and space research;(B)to educate and train individuals for careers in the space industry;(C)to carry out the transfer of aeronautical and space technology between the United States public and domestic private sectors;(D)to conduct scientific, engineering, medical, or academic activities; and(E)to conduct any other space-related activity.(2)RenewalThe Administrator may renew a lease under this subsection for 1 or more additional periods.(b)Administrative, maintenance, and instructional supportSubject to the availability of appropriations, the Administrator may—(1)enter into 1 or more agreements, on such terms as the Administrator considers appropriate, with 1 or more entities described in subsection (c) to lease back real property described in subsection (a), including such real property that has been—(A)leased to a private entity under other lease authority available to the Administrator; and(B)subleased to an entity described in subsection (c);(2)enter into 1 or more contracts, grant agreements, cooperative agreements, or other authorized transactions with an entity described in subsection (c) with respect to such property; and(3)provide administrative, maintenance, instructional, and other appropriate support, with or without reimbursement, to the 1 or more facilities described in subsection (a).(c)Entities describedAn entity described in this subsection is—(1)the State in which the real property described in subsection (a) is located;(2)a subdivision, agent, or agency of such a State;(3)a corporation or foundation organized exclusively for education or scientific purposes that is exempt from taxation under section 501(c)(3) of the Internal Revenue Code of 1986 ( 26 U.S.C. 501(c)(3) ); and(4)an institution of higher education (as defined in section 102 of the Higher Education Act of 1965 ( 20 U.S.C. 1001 )).(d)DelegationThe Administrator may delegate the authorities under subsections (a) and (b) to subordinate officers and employees of the National Aeronautics and Space Administration, as the Administrator considers appropriate.(e)Effect of other lawThe authority provided by this section shall apply—(1)regardless of the existing authority used by the Administrator to lease the real property described in subsection (a); and(2)notwithstanding any provision of—(A)section 1302 of title 40, United States Code;(B)section 20145 of title 51, United States Code; or(C)section 306121 of title 54, United States Code.
Tracker
The tracker indicates the progress of this legislation as it moves through the legislative process.
- Introduced2025-07-17
- Passed Senate
- Passed House
- Conference
- To President
- Became Law
CRS Summary
The summaries are the Congressional Research Service’s, one per stage. Read them in full.
Reported to Senate Apr 13, 2026
sb2351/reported-to-senate.mdShown Here:
Reported to Senate (04/13/2026)
Space Exploration Research Act
This bill explicitly authorizes the National Aeronautics and Space Administration (NASA) to lease its properties to states and localities, universities, and nonprofit organizations to conduct space research and training. (Under current law, NASA is authorized to lease property to individuals and entities subject to specified conditions.)
Under the bill, NASA may use existing authorities to lease property under its jurisdiction to (1) the state in which the property is located or a subdivision thereof, (2) a nonprofit organization founded for educational or scientific purposes, or (3) an institution of higher education. NASA may also enter into agreements to lease back such property.
Construction and operations on leased property must serve a space-related purpose relevant to NASA’s mission. NASA may provide administrative, instructional, and other appropriate support to lessees.
NASA must report annually to Congress on the relevance, value, and other quantifiable benefits of the lease agreements.
Sponsors
Sen. Ted Cruz (R) sponsors S. 2351, and 5 members have co-sponsored it, all of them from the day it was introduced.

Sen. · R–TX · Sponsor
Introduced Jul 17, 2025

Sen. · R–AL · Co-sponsor
Joined Jul 17, 2025 · Original

Sen. · D–NM · Co-sponsor
Joined Jul 17, 2025 · Original

Sen. · D–CA · Co-sponsor
Joined Jul 17, 2025 · Original

Sen. · D–CA · Co-sponsor
Joined Jul 17, 2025 · Original

Sen. · R–MS · Co-sponsor
Joined Jul 17, 2025 · Original
Committees
S. 2351 went before 1 committee: Commerce, Science, and Transportation.

Reports
1 committee report has been filed on S. 2351, the latest S. Rept. 119-117.
- S. Rept. 119-117 — SPACE EXPLORATION RESEARCH ACT
Actions
S. 2351 has taken 5 actions since Jul 17, 2025, the latest on Apr 13, 2026.
| Chamber | Action | |||
|---|---|---|---|---|
Apr 13, 2026 | Senate | Committee on Commerce, Science, and Transportation. Reported by Senator Cruz with an amendment in the nature of a substitute. With written report No. 119-117.Commerce, Science, and Transportation Committee | ||
Apr 13, 2026 | Senate | Placed on Senate Legislative Calendar under General Orders. Calendar No. 369. | ||
Jul 30, 2025 | Senate | Committee on Commerce, Science, and Transportation. Ordered to be reported with an amendment in the nature of a substitute favorably.Commerce, Science, and Transportation Committee | ||
Jul 17, 2025 | Senate | Read twice and referred to the Committee on Commerce, Science, and Transportation.Commerce, Science, and Transportation Committee | ||
Jul 17, 2025 | — | Introduced in Senate |
Votes
S. 2351 has not gone to a roll call.
Titles
S. 2351 goes by 4 titles, 2 of them short titles.
- Space Exploration Research Act — Short Title(s) as Reported to Senate
- Space Exploration Research Act — Display Title
- Space Exploration Research Act — Short Title(s) as Introduced
- A bill to supplement existing lease authorities available to the Administrator of the National Aeronautics and Space Administration to support research, education, and training, and for other purposes. — Official Title as Introduced
Cost estimate
The Congressional Budget Office has filed 1 estimate for S. 2351, the latest on Apr 10, 2026.
- S. 2351, Space Exploration Research Act — 2026-04-10As ordered reported by the Senate Committee on Commerce, Science, and Transportation on July 30, 2025
Classification
The Congressional Research Service files S. 2351 under Science, Technology, Communications, one of its 31 policy areas, and gives it 5 legislative subjects.
CRS Subjects
CRS assigns every bill one policy area from its 31; S. 2351’s is Science, Technology, Communications.
s2351/policy-areas.txtLegislative Subjects
S. 2351 carries 5 of CRS’s legislative subjects, from Employment and training programs to Space flight and exploration.
s2351/subjects.txtSource: congress.gov · legiscan.com