; table of contents. Sec. 2. Findings. Sec. 3. Definitions. Title I—Authorization of Appropriations Sec. 101. Fiscal year 2020. Title II—Human Space Exploration and Operations Subtitle A—Moon to Mars Program Sec. 201. Sustainable human exploration program. Sec. 202. Goals and objectives. Sec. 203. Structure of Moon to Mars Program. Sec. 204. Reporting and briefings. Sec. 205. Critical enabling capabilities. Sec. 206. Noncritical path activities. Sec. 207. Core exploration capabilities. Sec. 208. Reviews and assessments. Subtitle B—International Space Station Sec. 221. Extension and post-ISS support. Sec. 222. Priorities for ISS utilization. Sec. 223. Assured crew access to the International Space Station. Sec. 224. International Space Station Deorbit Capability and Plan. Sec. 225. Replacement Extravehicular Mobility Units. Sec. 226. Low Earth orbit development. Title III—Science Sec. 301. Importance of a balanced science program. Sec. 302. Review of implementation of quality assurance program and parts policy in science mission development. Sec. 303. Independent external technical, management, and cost reviews. Sec. 304. Small satellites. Sec. 305. Options for small satellite and payload access to the near-space and space environment. Sec. 306. Study on space life and physical sciences research and applications placement. Sec. 307. Space life and physical sciences research requirements. Subtitle A—Earth Science and Applications Sec. 311. Goal. Sec. 312. Applied uses of Earth science data. Sec. 313. Survey of State, Tribal, and territory use of NASA Earth observation data. Sec. 314. Commercial Earth observation data. Sec. 315. Plankton, Aerosol, Cloud, ocean Ecosystem mission. Sec. 316. CLARREO Pathfinder. Subtitle B—Astrophysics Sec. 321. Wide Field Infrared Survey Telescope. Sec. 322. Stratospheric Observatory for Infrared Astronomy. Sec. 323. Research on technosignatures. Subtitle C—Planetary Science Sec. 331. Mars communications infrastructure. Sec. 332. Mars sample return strategy and plan.