OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

61.33°N, 5.80°EEurope/Oslo

Astronomical Twilight-17.9° (−12° to −18°)

20:30:25

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM9h 50m of true darkness · 14h 42m total night

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

TRUE DARK SKY WINDOW

Sunset18:00

Civil Dusk18:46

Nautical19:36

Full Dark20:26

Nadir01:21

Dark Ends06:16

Nautical07:06

Civil Dawn07:57

Sunrise08:43

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE21.8°

DISTANCE379,861 km

Moonrise17:06

Moonset06:11

HorizonAbove

LUNAR INTERFERENCE INDEX34% · Moderate Lunar Glow

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

70/100

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

All times calibrated to Europe/Oslo

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Below Horizon	-4.3	-24.4°	278°	Libra	09:37	13:15	16:54	Naked Eye
Jupiter♃	Below Horizon	-2.0	-13.3°	350°	Leo	01:13	09:12	17:09	Naked Eye
Saturn♄	Visible Low	0.3	17.5°	121°	Pisces	17:53	00:07	06:21	Naked Eye
Mars♂	Below Horizon	1.0	-10.2°	358°	Cancer	00:06	08:38	17:08	Naked Eye
Mercury☿	Below Horizon	0.4	-16.8°	258°	Libra	11:30	14:39	17:48	Binoculars
Uranus♅	Visible Low	5.6	10.4°	65°	Taurus	18:35	03:39	12:46	Binoculars
Neptune♆	Visible Low	7.8	18.8°	129°	Pisces	17:37	23:38	05:38	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

RISES17:06

BEST TIME23:26S · 31° high

SETS06:11

Reaches about 31° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.

JupiterNaked Eye · Good height

RISES01:13

BEST TIME09:12S · 43° high

SETS17:09

Reaches about 43° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · Good height

RISES17:53

BEST TIME00:07S · 30° high

SETS06:21

Reaches about 30° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Low in the sky

RISES09:37

BEST TIME13:15S · 11° high

SETS16:54

Only reaches about 11° above the horizon. An open view is important.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:06

BEST TIME08:38S · 47° high

SETS17:08

Reaches about 47° 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.