ISO week 32 2025
This week is currently in preparation and will be published as part of the Star Almanack.
Week begins: Monday, August 4, 2025
Notation:
Calendar
| Date | Zodiac day | Events |
|---|---|---|
| Mon, Aug 4, 2025 | ♌ 14 | Eltanin (γ Dra) —  V 2 — Northern SummerC6, NGC 6543, Cat's Eye Nebula, planetary nebula in Draco —  V 8.8 — Finest NGC — Arctic Summer |
| Tue, Aug 5, 2025 | ♌ 15 | M8, Lagoon Nebula, diffuse nebula in Sagittarius —  V 6.0 — Southern SummerM20, Trifid Nebula, emission and reflection nebula in Sagittarius — V 9.0 — Tropical SummerM21, open cluster in Sagittarius — V 6.5 — Tropical Summer |
| Wed, Aug 6, 2025 | ♌ 16 | NGC 6520, open cluster in Sagittarius — V 7.6 — Finest NGC — Southern Summer |
| Thu, Aug 7, 2025 | ♌ 17 | Lughnasadh · Summer–Autumn midpoint — 05:51:35 UTC Serpens Cauda center — Constellation — V 3.3 — Tropical SummerC78, NGC 6541, globular cluster in Corona Australis — V 6.6 — Southern Summer |
| Fri, Aug 8, 2025 | ♌ 18 | NGC 6572, Blue Racquetball, planetary nebula in Oph — V 8 — Finest NGC — Tropical Summer |
| Sat, Aug 9, 2025 | ♌ 19 | 🌕 Full Moon · Grain Moon — 07:55:04 UTC M16, Eagle Nebula, open cluster in Serpens — V 6.4 — Tropical SummerM17, Omega Nebula, diffuse nebula in Sagittarius — V 7.0 — Tropical SummerM18, open cluster in Sagittarius — V 7.5 — Tropical SummerM24, Sagittarius Star Cloud, Milky Way star cloud in Sagittarius — V 4.6 — Tropical Summer |
| Sun, Aug 10, 2025 | ♌ 20 | M28, globular cluster in Sagittarius — V 6.8 — Southern Summer |
Weekly Solar-System Ephemeris
Snapshot: August 4, 2025 · 00:00 UTC
Notation:
Naked Eye
| ☉︎ Sun | ☽︎ Moon | ☿︎ Mercury | ♀︎ Venus | ♂︎ Mars | ♃︎ Jupiter | ♄︎ Saturn |
|---|---|---|---|---|---|---|
| ♌︎ 11°54′ β −0°00′ | ♐︎ 9°01′ β −5°06′ | ♌︎ 6°53′ β −4°41′ | ♋︎ 4°27′ β −1°22′ | ♍︎ 28°09′ β +0°35′ | ♋︎ 12°21′ β −0°05′ | ♈︎ 1°32′ β −2°23′ |
| Observing | ||||||
| ☉ | | ☉ | | | | |
Extended targets:
| ⚳︎ Ceres | ♅︎ Uranus | ♆︎ Neptune | ♇︎ Pluto |
|---|---|---|---|
| ♈︎ 16°37′ β −13°02′ | ♊︎ 1°00′ β −0°13′ | ♈︎ 1°56′ β −1°21′ | ♒︎ 2°22′ β −3°46′ |
| Observing | |||
| | | |
β = ecliptic latitude (+ north, − south). Observing combines visual magnitude with solar elongation. Two telescope glyphs = substantial telescope. ☉ = Near Sun — not currently observable.
Notation:
Planet Finder
Sky Notes
Naked eye
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
Binoculars
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
Telescope
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.