OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

46.76°N, 13.27°EEurope/Vienna

Civil Twilight-3.1° (0° to −6°)

18:23:20

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

Sunset18:06

Civil Dusk18:36

Nautical19:12

Full Dark19:47

Nadir00:51

Dark Ends05:55

Nautical06:30

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

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE16.5°

DISTANCE380,336 km

Moonrise16:40

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

All times calibrated to Europe/Vienna

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Below Horizon	-4.3	-8.9°	254°	Libra	08:05	12:45	17:27	Naked Eye
Jupiter♃	Below Horizon	-2.0	-20.9°	324°	Leo	01:33	08:43	15:49	Naked Eye
Saturn♄	Rising / Setting	0.3	8.7°	97°	Pisces	17:29	23:38	05:46	Naked Eye
Mars♂	Below Horizon	1.0	-20.7°	333°	Cancer	00:43	08:08	15:31	Naked Eye
Mercury☿	Rising / Setting	0.4	1.7°	237°	Libra	09:42	14:09	18:36	Binoculars
Uranus♅	Below Horizon	5.6	-9.0°	45°	Taurus	19:30	03:09	10:52	Binoculars
Neptune♆	Visible Low	7.8	12.4°	104°	Pisces	17:07	23:08	05:08	Telescope

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

RISES16:40

BEST TIME22:55S · 45° high

SETS05:25

Reaches about 45° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Moderate Lunar Glow.

JupiterNaked Eye · High in the sky

RISES01:33

BEST TIME08:43S · 58° high

SETS15:49

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

RISES17:29

BEST TIME23:38S · 45° high

SETS05:46

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

RISES08:05

BEST TIME12:45S · 25° high

SETS17:27

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

RISES00:43

BEST TIME08:08S · 61° high

SETS15:31

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

0 / 6 targets logged tonight

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.