NASA History provides material about the agency's history, including archives and historical research resources.
Dark Site Finder
vsAudio
Dark Site Finder vs Audio
How do Dark Site Finder and Audio compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Dark Site Finder | Audio |
|---|---|---|
| What it is | Dark Site Finder helps stargazers locate dark sky areas and plan where to observe the night sky. | NASA Sounds and Ringtones features audio clips and ringtones from the agency's online audio collection. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | English | English |
| Alternatives |
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NASA e-Books provides a catalog of electronic books published by the space agency.
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NASA Photojournal provides space and mission images, animations, and videos, with topic-based browsing and search.
The European Space Agency portal shares current news, strategy, and information about its programs.