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Explore the universe through NASA data, real-time ISS tracking, Mars rover imagery, asteroid monitoring, and comprehensive space encyclopedia. Your gateway to the cosmos.

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This website is not affiliated with, maintained, authorized, endorsed by, or in any way officially connected with NASA or any of its subsidiaries or affiliates. All NASA imagery is in the public domain unless otherwise noted. Data sourced from NASA Open APIs, Launch Library 2, and other open data services.

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Direct Contact

Prefer to reach us directly? Send us an email and we will get back to you as soon as possible.

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Common Questions

Where does the data come from?
All space data is sourced from official NASA APIs and other reputable providers including Open Notify (ISS tracking), The Space Devs (launch data), and the NASA Exoplanet Archive.
Is this site affiliated with NASA?
No. Cosmos Observatory is an independent project that uses publicly available NASA APIs. We are not affiliated with, endorsed by, or sponsored by NASA.
Can I use images from this site?
Most NASA imagery is in the public domain. However, some APOD images are copyrighted by individual photographers. Always check the copyright notice on each image.
How do I report inaccurate data?
Please use the contact form above with the subject "Bug Report" to report any data inaccuracies. Include the page URL and a description of the issue.

Data Sources

NASA Open APIs

APOD, Mars Rovers, Asteroids, EPIC, DONKI

NASA Image Library

NASA image and video archive

NASA Exoplanet Archive

Confirmed exoplanet data

The Space Devs

Launch Library 2 API

Open Source

Report issues or contribute on GitHub

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