Tokyo stargazing calendar for Aug 2026

Scores are estimated from moon phase, moonlight interference and dark-window timing for Tokyo. This first version does not include cloud cover, so always check weather.

Galactic Core (Milky Way center)

馃寣 Aug is a good window for the Milky Way core over Tokyo: it climbs to a shootable altitude around 20:06, sinks back down near 23:16, and peaks around 20:06 at roughly 25掳 in the South. Avoid moonlight and face that direction to catch the bright galactic center.

DateScoreTonight's MoonDark window
2026-08-0992Waning Crescent 18%20:15-03:17
2026-08-1092Waning Crescent 10%20:13-03:18
2026-08-1192Waning Crescent 4%20:12-03:19
2026-08-1292Waning Crescent 1%20:10-03:21
2026-08-1392New Moon 0%20:09-03:22

Related tools: Stargazing & Moon Viewing ScoreMoon PhasesMeteor Showers