| Project | Active members | Assess | Active |
|---|---|---|---|
| Astronomy WikiProjects | |||
| Astronomy | 188 | Yes | Yes |
| Astronomical objects | 31 | No | Yes |
| Constellations (task force) | 7 | No | No |
| Cosmology (task force) | <30 | No | No |
| Eclipses | 11 | No | Yes |
| Solar System WikiProjects | |||
| Solar System | 38 | Yes | Yes |
| Jupiter (task force) | 3 | No | Yes |
| Mars | 11 | Yes | Yes |
| Moon | 17 | Yes | Partial |
| Spaceflight WikiProjects | |||
| Spaceflight | 91 | Yes | Yes |
| Adopt an astronaut (working group) | >5 | No | Yes |
| Aerospace biography (task force) | <9 | No | No |
| ESA (task force) | 4 | Yes | No |
| Space stations (working group) | 2 | No | No |
| Timeline of spaceflight (working group) | 8 | No | Partial |
| Data as of 24 October 2020 | |||
