OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

12.29°S, 43.74°EIndian/Comoro
Deep Astronomical Night-43.2° (< −18°)
21:08:30
Fri, Oct 23, 2026
PHOTOMETRIC TWILIGHT SPECTRUM9h 7m of true darkness · 11h 32m total night
DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)
TRUE DARK SKY WINDOW
Sunset18:03
Civil Dusk18:24
Nautical18:50
Full Dark19:15
Nadir23:49
Dark Ends04:22
Nautical04:48
Civil Dawn05:13
Sunrise05:35
LIVE REAL-TIME OBSERVATION
SunsetSunrise
LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry
30° ALT60° ALTZENITHNESW Vega Rigel Altair Aldebaran Deneb Saturn (0.3) Uranus (5.6) Neptune (7.8) Moon (93%)
LUNAR EPHEMERISWaxing Gibbous
ILLUMINATION93%
ALTITUDE72.3°
DISTANCE379,942 km
Moonrise15:39
Moonset03:57
HorizonAbove
LUNAR INTERFERENCE INDEX88% · Heavy Lunar Wash

Bright moonlight washes out deep sky targets. Focus on lunar craters and bright planets.

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index
61/100
Fair Stargazing

Partial haze or lunar wash. Bright clusters, double stars, and prominent planets remain well visible.

CLOUD COVER15%
HUMIDITY50%
VISIBILITY18 km
DEW POINT10.8°C
PLANETARY EPHEMERIS & ALMANAC

Visible Planets Tonight

PLANETSTATUSMAGNITUDEALTITUDEAZIMUTHCONSTELLATIONRISETRANSITSETEQUIPMENT
Venus♀ Below Horizon -4.3-41.2°232°Libra05:2111:4418:01Naked Eye
Jupiter♃ Below Horizon -2.0-68.1°82°Leo01:4907:3813:30Naked Eye
Saturn♄ Optimal Visibility 0.364.2°59°Pisces16:3622:3604:36Naked Eye
Mars♂ Below Horizon 1.0-59.6°75°Cancer01:1807:0412:52Naked Eye
Mercury☿ Below Horizon 0.4-22.2°241°Libra06:4313:0819:28Binoculars
Uranus♅ Rising / Setting 5.69.3°66°Taurus20:2502:0707:50Binoculars
Neptune♆ Optimal Visibility 7.871.3°52°Pisces16:0522:0604:08Telescope
TONIGHT'S VIEWING SCHEDULE

When & Where to Look Tonight

A simple guide to when each object is above your horizon. No astronomy chart reading required.

BEST TIMEHighest in your sky
The MoonNaked Eye · High in the sky
RISES15:39
BEST TIME21:49N · 75° high
SETS03:57
Reaches about 75° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Heavy Lunar Wash.
JupiterNaked Eye · High in the sky
RISES01:49
BEST TIME07:38N · 63° high
SETS13:30
Reaches about 63° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.
SaturnNaked Eye · High in the sky
RISES16:36
BEST TIME22:36N · 76° high
SETS04:36
Reaches about 76° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.
VenusNaked Eye · High in the sky
RISES05:21
BEST TIME11:44S · 84° high
SETS18:01
Reaches about 84° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.
MarsNaked Eye · High in the sky
RISES01:18
BEST TIME07:04N · 60° high
SETS12:52
Reaches about 60° above the horizon at its highest point.Distinctive crimson hue; polar ice cap discernible near opposition.
OBSERVING LOG & TARGET LIST

Tonight's Prime Deep-Sky Targets

M31 / NGC 224 · Andromeda

Andromeda Galaxy

Spiral Galaxy (2.5M ly)

Our galactic neighbor; visible as a ghostly oval smudge with dense radiant stellar core.

M45 · Taurus

The Pleiades (Seven Sisters)

Open Star Cluster

Breathtaking blue diamond cluster enshrouded in delicate interstellar reflection nebulosity.

M42 / NGC 1976 · Orion

Great Orion Nebula

Diffuse Emission Nebula

Star nursery harboring the brilliant Trapezium cluster with sprawling bat-wing filaments.

NGC 869 & NGC 884 · Perseus

The Double Cluster

Twin Open Clusters

Pair of spectacular shimmering jewel-boxes bursting with ruby supergiant stars.

M13 / NGC 6205 · Hercules

Great Globular Cluster in Hercules

Globular Cluster (300k stars)

Massive beehive of ancient stars packed tightly together into a blazing central ball.

M57 / NGC 6720 · Lyra

The Ring Nebula

Planetary Nebula

Delicate glowing smoke-ring left behind by a dying star 2,500 light-years away.