Monthly sky briefing
December 2025
In December 2025, Saturn was the brightest thing in the evening sky, while Jupiter led the morning. The full moon fell on 4 Dec. The Geminids peaked around 14 Dec. 12 Starlink trains went up — a well-known source of "string of lights" reports in the days after.
Bright planets
- Jupitermorning sky · mag -2.6
- Mercurymorning sky · mag -0.5
- Saturnevening sky · mag +1
Moon
- Full moon4 Dec
- New moon20 Dec
Meteor showers
- Geminidspeak 14 Dec
Rocket launches
12 launches · 12 Starlink
- Falcon 9 Block 5 | Starlink Group 6-861 Dec
- Falcon 9 Block 5 | Starlink Group 15-102 Dec
- Falcon 9 Block 5 | Starlink Group 6-952 Dec
- Falcon 9 Block 5 | Starlink Group 11-254 Dec
Reports this monthopen 2025 on the map ↗
234most reported: light (23), orb (17), triangle (10)
Everything above is computed from public data — planet and moon positions, the launch log and the report catalogue. It doesn’t explain any single report; it just shows how much ordinary sky was overhead. What can’t be pinned to a planet, a launch or the moon is the part worth a closer look.