OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

46.68°N, 14.42°EEurope/Vienna
Civil Twilight-4.1° (0° to −6°)
18:24:44
Fri, Oct 23, 2026
PHOTOMETRIC TWILIGHT SPECTRUM10h 8m of true darkness · 13h 31m total night
DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)
TRUE DARK SKY WINDOW
Sunset18:01
Civil Dusk18:32
Nautical19:07
Full Dark19:42
Nadir00:47
Dark Ends05:51
Nautical06:26
Civil Dawn07:01
Sunrise07:32
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 Arcturus Capella Altair Antares Deneb Saturn (0.3) Mercury (0.4) Neptune (7.8) Moon (92%)
LUNAR EPHEMERISWaxing Gibbous
ILLUMINATION92%
ALTITUDE17.5°
DISTANCE380,331 km
Moonrise16:35
Moonset05:20
HorizonAbove
LUNAR INTERFERENCE INDEX28% · Moderate Lunar Glow

Milky Way contrast is softened. Bright open clusters and double stars are optimal.

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index
47/100
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 -4.3-9.9°255°Libra08:0012:4117:23Naked Eye
Jupiter♃ Below Horizon -2.0-21.6°325°Leo01:2908:3815:44Naked Eye
Saturn♄ Rising / Setting 0.39.7°98°Pisces17:2523:3305:41Naked Eye
Mars♂ Below Horizon 1.0-21.2°335°Cancer00:3808:0315:26Naked Eye
Mercury☿ Rising / Setting 0.41.0°238°Libra09:3714:0518:32Binoculars
Uranus♅ Below Horizon 5.6-8.3°46°Taurus19:2603:0410:47Binoculars
Neptune♆ Visible Low 7.813.4°105°Pisces17:0323:0305:04Telescope
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
RISES16:35
BEST TIME22:50S · 45° high
SETS05:20
Reaches about 45° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Moderate Lunar Glow.
JupiterNaked Eye · High in the sky
RISES01:29
BEST TIME08:38S · 58° high
SETS15:44
Reaches about 58° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.
SaturnNaked Eye · Good height
RISES17:25
BEST TIME23:33S · 45° high
SETS05:41
Reaches about 45° 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 TIME12:41S · 25° high
SETS17:23
Reaches about 25° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.
MarsNaked Eye · High in the sky
RISES00:38
BEST TIME08:03S · 61° high
SETS15:26
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.