Space and astronomy
The solar system in 3D, the night sky and NASA's image archives. 4 resources; API, key, license and embedding quoted from each site's own pages, checked Oct 23, 2026.
NASA Image and Video Library
You can pull up the original full-size frames from Apollo, the Space Shuttle and today's missions, each with NASA's own captions, dates and keywords.
API, no keyDownloadCommercial: conditions
Astronomy Picture of the Day (APOD)
Three decades of the sky in one archive: every day a new image, each with a short story and links that send you down a rabbit hole.
API, no keyCommercial: conditions
NASA's Eyes
You can ride along with any of over 150 NASA missions, scrub time from 1950 to 2050, or watch which spacecraft is talking to Earth right now.
LiveDownloadCommercial: conditions
Stellarium Web
Set any city and date and see the real sky, down to faint stars from the Gaia catalogue, without installing anything.
LiveDownloadCommercial: conditions
Side by side
| Resource | API | Key | Data download | Commercial use | Embed |
|---|---|---|---|---|---|
| NASA Image and Video Library NASA's searchable archive of mission photos, videos and audio, with a free JSON API that returns metadata and direct links to each file in several sizes. |
Official API | No | Yes (jpg, mp4, mp3, json) | Commercial use with conditions | Can be embedded |
| Astronomy Picture of the Day (APOD) A daily astronomy image or video with a short explanation by a professional astronomer, with a full archive back to 1995 and a JSON API. |
Official API · Free | No | — | Commercial use with conditions | Embedding unclear |
| NASA's Eyes A set of free browser-based 3D apps that show NASA spacecraft, planets, near-Earth asteroids, exoplanets, Earth satellites and live Deep Space Network links using real mission data. |
API unclear | — | Yes (glb) | Commercial use with conditions | Can be embedded |
| Stellarium Web A planetarium in the browser that shows the sky for any place and time, built on an open-source WebGL engine that you can embed in your own site. |
API unclear | — | Yes (source code) | Commercial use with conditions | Embedding with conditions |