- asteroid
- Aurora
- cluster
- Comet
- constellation
- EAS event
- eclipse
- galaxy
- globular cluster
- IC
- Jupiter
- M1
- M13
- M27
- M42
- M43
- M45
- M51
- M57
- M65
- M66
- M81
- M82
- M84
- M86
- M97
- M101
- Mars
- Meeting
- Messie
- Messier
- Milky Way
- Moon
- Nacreous Cloud
- nebula
- NGC
- Noctilucent cloud
- observing
- Planet
- Saturn
- Star trails
- Sun
- supernova
- Venus
- wide sky