OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

11.43°S, 43.40°EIndian/Comoro
Deep Astronomical Night-27.5° (< −18°)
19:58:30
Fri, Oct 23, 2026
PHOTOMETRIC TWILIGHT SPECTRUM9h 9m of true darkness · 11h 34m total night
DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)
TRUE DARK SKY WINDOW
Sunset18:03
Civil Dusk18:25
Nautical18:50
Full Dark19:15
Nadir23:50
Dark Ends04:25
Nautical04:50
Civil Dawn05:15
Sunrise05:37
LIVE REAL-TIME OBSERVATION
SunsetSunrise
LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry
30° ALT60° ALTZENITHNESW Vega Altair Antares Deneb Saturn (0.3) Neptune (7.8) Moon (92%)
LUNAR EPHEMERISWaxing Gibbous
ILLUMINATION92%
ALTITUDE59.3°
DISTANCE380,204 km
Moonrise15:41
Moonset03:58
HorizonAbove
LUNAR INTERFERENCE INDEX80% · Heavy Lunar Wash

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index
64/100
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 -4.3-26.7°243°Libra05:2411:4518:01Naked Eye
Jupiter♃ Below Horizon -2.0-84.8°55°Leo01:4907:3913:32Naked Eye
Saturn♄ Optimal Visibility 0.348.3°75°Pisces16:3722:3704:37Naked Eye
Mars♂ Below Horizon 1.0-75.8°61°Cancer01:1907:0612:54Naked Eye
Mercury☿ Below Horizon 0.4-6.7°247°Libra06:4613:0919:28Binoculars
Uranus♅ Below Horizon 5.6-6.1°70°Taurus20:2502:0907:52Binoculars
Neptune♆ Optimal Visibility 7.855.9°73°Pisces16:0622:0804:09Telescope
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
RISES15:41
BEST TIME21:51N · 76° high
SETS03:58
Reaches about 76° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Heavy Lunar Wash.
JupiterNaked Eye · High in the sky
RISES01:49
BEST TIME07:39N · 64° high
SETS13:32
Reaches about 64° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.
SaturnNaked Eye · High in the sky
RISES16:37
BEST TIME22:37N · 77° high
SETS04:37
Reaches about 77° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.
VenusNaked Eye · High in the sky
RISES05:24
BEST TIME11:45S · 83° high
SETS18:01
Reaches about 83° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.
MarsNaked Eye · High in the sky
RISES01:19
BEST TIME07:06N · 61° high
SETS12:54
Reaches about 61° 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.