- NASA
- Astronomy updates, mission news, and Astronomy Picture of the Day.
- ESA
- Space mission updates and European space science news.
- arXiv
- Astronomy and astrophysics research preprints.
- USNO
- Moon phase, illumination, moonrise, moonset, and related lunar data.
- JPL SBDB
- Near-Earth object close-approach data from the Small-Body Database.
- The Space Devs
- Launches and spaceflight event data from Launch Library 2.
- Groq
- Astroboat Assistant responses and astronomy explanations.
Source transparency
Astroboat links back to original sources whenever possible and does not republish full articles. Briefs are designed as short summaries or context cards that encourage readers to open the original source for complete details.