OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

52.78°N, 111.85°WAmerica/Edmonton

Daylight+19.1°

10:52:25

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 5m of true darkness · 13h 56m total night

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

TRUE DARK SKY WINDOW

Sunset18:14

Civil Dusk18:49

Nautical19:29

Full Dark20:09

Nadir01:12

Dark Ends06:14

Nautical06:54

Civil Dawn07:34

Sunrise08:10

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE-35.8°

DISTANCE380,227 km

Moonrise17:03

Moonset04:57

HorizonBelow

LUNAR INTERFERENCE INDEX0% · Minimal Lunar Glare

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

42/100

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 America/Edmonton

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Visible Low	-4.3	13.7°	148°	Libra	08:42	13:04	17:26	Naked Eye
Jupiter♃	Optimal Visibility	-2.0	45.8°	220°	Leo	01:40	09:02	16:24	Naked Eye
Saturn♄	Below Horizon	0.3	-33.6°	340°	Pisces	17:46	00:01	06:11	Naked Eye
Mars♂	Optimal Visibility	1.0	45.2°	233°	Cancer	00:43	08:28	16:12	Naked Eye
Mercury☿	Rising / Setting	0.4	2.8°	131°	Libra	10:26	14:29	18:32	Binoculars
Uranus♅	Rising / Setting	5.6	5.3°	298°	Taurus	19:23	03:32	11:36	Binoculars
Neptune♆	Below Horizon	7.8	-36.7°	348°	Pisces	17:26	23:31	05:32	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

RISES17:03

BEST TIME23:31S · 42° high

SETS04:57

Reaches about 42° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Minimal Lunar Glare.

JupiterNaked Eye · High in the sky

RISES01:40

BEST TIME09:02S · 52° high

SETS16:24

Reaches about 52° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · Good height

RISES17:46

BEST TIME00:01S · 39° high

SETS06:11

Reaches about 39° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Low in the sky

RISES08:42

BEST TIME13:04S · 19° high

SETS17:26

Only reaches about 19° above the horizon. An open view is important.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:43

BEST TIME08:28S · 55° high

SETS16:12

Reaches about 55° 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.