OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

48.91°N, 15.15°EEurope/Vienna

Civil Twilight-2.7° (0° to −6°)

18:10:36

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 7m of true darkness · 13h 39m total night

DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)

TRUE DARK SKY WINDOW

Sunset17:54

Civil Dusk18:27

Nautical19:03

Full Dark19:40

Nadir00:44

Dark Ends05:47

Nautical06:24

Civil Dawn07:01

Sunrise07:33

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE15.1°

DISTANCE380,384 km

Moonrise16:32

Moonset05:19

HorizonAbove

LUNAR INTERFERENCE INDEX24% · Minimal Lunar Glare

Sky background remains dark; faint nebulae and distant galaxies are distinct.

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	-8.7°	253°	Libra	08:04	12:38	17:13	Naked Eye
Jupiter♃	Below Horizon	-2.0	-18.7°	323°	Leo	01:21	08:35	15:46	Naked Eye
Saturn♄	Rising / Setting	0.3	7.6°	96°	Pisces	17:21	23:30	05:39	Naked Eye
Mars♂	Below Horizon	1.0	-18.4°	332°	Cancer	00:28	08:00	15:31	Naked Eye
Mercury☿	Rising / Setting	0.4	1.3°	236°	Libra	09:42	14:02	18:21	Binoculars
Uranus♅	Below Horizon	5.6	-8.0°	44°	Taurus	19:14	03:01	10:52	Binoculars
Neptune♆	Visible Low	7.8	11.0°	103°	Pisces	17:00	23:00	05:01	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 · Good height

RISES16:32

BEST TIME22:47S · 43° high

SETS05:19

Reaches about 43° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Minimal Lunar Glare.

JupiterNaked Eye · High in the sky

RISES01:21

BEST TIME08:35S · 56° high

SETS15:46

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

RISES17:21

BEST TIME23:30S · 43° high

SETS05:39

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

RISES08:04

BEST TIME12:38S · 23° high

SETS17:13

Reaches about 23° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:28

BEST TIME08:00S · 59° high

SETS15:31

Reaches about 59° 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.