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NASA’s Science Mission Directorate (SMD) provides web tools to search across all of NASA’s science data, publications, software, and resources.

An integrated search platform to help you find what you need across NASA’s vast stores of open science data, documentation, code, and tools.

A digital library portal for scientific publications and software related to astronomy, Earth science, heliophysics, physics, and planetary science.

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The Science Data Portal provides a comprehensive list of NASA Science data repositories to increase data discovery and accessibility.