 |  |  |  |  Through exploring space, we improve our lives, boost our economy, inspire future generations, and lift our national spirit.

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+ More NASA Facts...
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| Science Mission Directorate
Studying the processes that affect life here on Earth, discovering the secrets of the solar system and the wider universe, and preparing for human exploration.
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| Science Missions
A guide to what's flying, what's planned, and what's been accomplished in NASA's ongoing investigations of the universe and our place within it.
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| Space Science Data Archives
Access archival and active data centers for the Hubble Space Telescope, Chandra X-ray Observatory, Spitzer Space Telescope, and more.
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| DAAC Alliance Data Centers
NASA's Earth Observing System Data and Information System (EOSDIS) manages and distributes data products via several Distributed Active Archive Centers (DAACs), which all hold data within a different Earth science discipline.
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Flexible Image Transport System
News, guidance, and tools for using FITS data.
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Earth Observing Systems
Access more than 1,800 science data products, through nine data centers.
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| NASA Lessons Learned
Improved LLIS Hosted on New Engineering Network (NEN).
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| Science@NASA
Breaking NASA science news.
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| News from Earth Observatory
Breaking earth science news.
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| National Space Science Data Center
Access 20 TB of digital data from hundreds of space science spacecraft.
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