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20 Infrastructure for Planetary Science and Exploration Planetary science is highly dependent on infrastructure -- i.e., the equipment, instrumentation, and facilities that enable advanced study of planetary bodies, through simulations, experiments, remote observations, and spacecraft exploration. 1 In response to the survey's statement of task for the development of a comprehensive research strategy, this chapter provides background, findings, and recommendations on key infrastructure elements that support the priority activities in planetary science and astrobiology identified in other parts of the report.
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planetary bodies. The size and capabilities of the different simulation facilities vary, and this variety is needed to accommodate the different needs of the planetary science community.
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devotes 50 percent of its time to solar system studies, but all other facilities rely on competitive proposals each semester, with limited NASA/ESA guidance on priorities for spacecraft mission science support. Observatories may also consider offering the possibility of long-term status for monitoring programs, extending over multiple cycles with mutually agreed renewal procedures.
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missions. In the coming decade, with the launch of JWST and expansion of human exploration, demands for DSN support will increase dramatically, projected at another factor of 10 by the early 2030s, Figure 20.1.
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FIGURE 20.1. Past and predicted loading of the DSN for 2010 to 2045 based on a past notional mission manifest (Abraham et al.
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Category V (Restricted Earth Return) requirements and contamination control requirements.
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(Herd et al.
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FIGURE 20.2. Example illustrating the need to increase production of 238PuO2 above 1.5 kg/year.
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it, as necessary, to ensure a sufficient supply to enable a robust exploration program at the recommended launch cadence. New technology investments may also help to mitigate the dearth of the 238Pu supplies in certain scenarios.
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Finding: An index covering all planetary science, astrobiology, and field sample databases, would assist in data sharing and analysis. This index could include links to relevant spectral databases (e.g., USGS SpecLib, RELAB, GEISA, HIITRAN)
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Sharing of Software, Algorithms, and Model Output NASA DMPs increasingly require that most software, algorithms, and model output generated under NASA funding be made publicly available for wider use. The potential benefits are profound: enabling new users to work without needing to re-develop existing tools; allowing users to develop more advanced codes rather than start from scratch; enabling existing model output to be used for a whole range of new purposes.
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Sharing Software and Algorithms Descriptions of methods and simple algorithms may be documented with publications, but more complex algorithms and software require more elaborate documentation and repositories. Minimum requirements ensure results from ad hoc analysis code can be replicated or at least understood, and that specific NASA-funded software development efforts (including mission data processing pipelines)
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Understanding (NASA-NSF MoU 2020)
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maximum benefit of the observatory can be achieved. This ought to include ample support for software infrastructure that can benefit all researchers on a rapid timescale, as well as PI-led science, to allow for new innovations as the many discoveries by the observatory sculpt and change our view of the solar system in the next decade.
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Ground-Based Planetary Radar Ground-based planetary radar observations have been primarily conducted at shared-use facilities, in particular at the NSF facilities of Arecibo Observatory in Puerto Rico and Green Bank Telescope (GBT) in West Virginia.
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Program (NOPP) facilitates partnerships between 16 federal agencies (including NASA)
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de Pater, I
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Rissanen, A.J., E Kurhela, T
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