- AAPOD Submissions
- Amateur Astro-Photography
- Amateur Astronomy
- APOD by Astronomia.com Submissions
- Apod GrAG Submission
- APOD Submissions
- Astro Imaging
- Astronomical Images
- Astronomy
- Astronomy, Stars, Planets and Space
- ASTROPHOTO
- Astrophotography (Pixinsight Processing)
- Backyard Astrophotography
- BBC Sky at Night and Stargazing Live
- Deep Space Astrophotography
- National Geographic: Are You Good Enough? Post 1, Nominate 3
- Night Sky, The
- Sky @ Night
- Starry Night Astrophotography
- Universe Today
- Wilderness and Beyond
- World Photography Day Contest 2021
- ZWO ASI1600mm-cool