OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

37.05°N, 21.72°EEurope/Athens
Deep Astronomical Night-35.6° (< −18°)
21:43:57
Fri, Oct 23, 2026
PHOTOMETRIC TWILIGHT SPECTRUM10h 9m of true darkness · 13h 3m total night
DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)
TRUE DARK SKY WINDOW
Sunset18:46
Civil Dusk19:12
Nautical19:42
Full Dark20:13
Nadir01:17
Dark Ends06:22
Nautical06:52
Civil Dawn07:22
Sunrise07:49
LIVE REAL-TIME OBSERVATION
SunsetSunrise
LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry
30° ALT60° ALTZENITHNESW Polaris Vega Capella Altair Aldebaran Deneb Saturn (0.3) Uranus (5.6) Neptune (7.8) Moon (93%)
LUNAR EPHEMERISWaxing Gibbous
ILLUMINATION93%
ALTITUDE48.4°
DISTANCE379,810 km
Moonrise17:07
Moonset05:44
HorizonAbove
LUNAR INTERFERENCE INDEX69% · Heavy Lunar Wash

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index
68/100
Good Stargazing

Fine observing conditions. Open star clusters and nebulae will exhibit crisp structure.

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

Visible Planets Tonight

PLANETSTATUSMAGNITUDEALTITUDEAZIMUTHCONSTELLATIONRISETRANSITSETEQUIPMENT
Venus♀ Below Horizon -4.3-40.8°278°Libra08:0013:1218:17Naked Eye
Jupiter♃ Below Horizon -2.0-37.5°11°Leo02:1909:0515:56Naked Eye
Saturn♄ Optimal Visibility 0.341.8°129°Pisces17:5800:0406:10Naked Eye
Mars♂ Below Horizon 1.0-32.2°20°Cancer01:3308:3215:33Naked Eye
Mercury☿ Below Horizon 0.4-25.4°262°Libra09:3714:3619:31Binoculars
Uranus♅ Visible Low 5.613.9°74°Taurus20:2603:3510:48Binoculars
Neptune♆ Optimal Visibility 7.844.6°139°Pisces17:3323:3405:35Telescope
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
RISES17:07
BEST TIME23:20S · 55° high
SETS05:44
Reaches about 55° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Heavy Lunar Wash.
JupiterNaked Eye · High in the sky
RISES02:19
BEST TIME09:05S · 67° high
SETS15:56
Reaches about 67° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.
SaturnNaked Eye · High in the sky
RISES17:58
BEST TIME00:04S · 54° high
SETS06:10
Reaches about 54° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.
VenusNaked Eye · Good height
RISES08:00
BEST TIME13:12S · 35° high
SETS18:17
Reaches about 35° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.
MarsNaked Eye · High in the sky
RISES01:33
BEST TIME08:32S · 71° high
SETS15:33
Reaches about 71° 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.