OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

48.09°N, 13.67°EEurope/Vienna
Civil Twilight-3.8° (0° to −6°)
18:24:09
Fri, Oct 23, 2026
PHOTOMETRIC TWILIGHT SPECTRUM10h 8m of true darkness · 13h 36m total night
DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)
TRUE DARK SKY WINDOW
Sunset18:02
Civil Dusk18:33
Nautical19:10
Full Dark19:46
Nadir00:50
Dark Ends05:53
Nautical06:29
Civil Dawn07:06
Sunrise07:37
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%
ALTITUDE16.5°
DISTANCE380,333 km
Moonrise16:38
Moonset05:25
HorizonAbove
LUNAR INTERFERENCE INDEX26% · Moderate Lunar Glow

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index
48/100
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 -4.3-9.7°254°Libra08:0712:4417:21Naked Eye
Jupiter♃ Below Horizon -2.0-20.1°325°Leo01:2908:4115:50Naked Eye
Saturn♄ Rising / Setting 0.39.0°98°Pisces17:2723:3605:44Naked Eye
Mars♂ Below Horizon 1.0-19.7°334°Cancer00:3708:0615:34Naked Eye
Mercury☿ Rising / Setting 0.40.8°237°Libra09:4514:0818:30Binoculars
Uranus♅ Below Horizon 5.6-7.7°45°Taurus19:2303:0710:55Binoculars
Neptune♆ Visible Low 7.812.4°105°Pisces17:0623:0605:07Telescope
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 · Good height
RISES16:38
BEST TIME22:53S · 44° high
SETS05:25
Reaches about 44° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Moderate Lunar Glow.
JupiterNaked Eye · High in the sky
RISES01:29
BEST TIME08:41S · 56° high
SETS15:50
Reaches about 56° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.
SaturnNaked Eye · Good height
RISES17:27
BEST TIME23:36S · 43° high
SETS05:44
Reaches about 43° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.
VenusNaked Eye · Good height
RISES08:07
BEST TIME12:44S · 24° high
SETS17:21
Reaches about 24° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.
MarsNaked Eye · High in the sky
RISES00:37
BEST TIME08:06S · 60° high
SETS15:34
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.