OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

53.27°N, 113.55°WAmerica/Edmonton
Daylight+23.5°
12:09:50
Fri, Oct 23, 2026
PHOTOMETRIC TWILIGHT SPECTRUM10h 5m of true darkness · 13h 58m total night
DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)
TRUE DARK SKY WINDOW
Sunset18:20
Civil Dusk18:55
Nautical19:36
Full Dark20:16
Nadir01:19
Dark Ends06:21
Nautical07:01
Civil Dawn07:42
Sunrise08:18
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 Spica Deneb Venus (-4.3) Jupiter (-2.0) Mars (1.0) Mercury (0.4)
LUNAR EPHEMERISWaxing Gibbous
ILLUMINATION93%
ALTITUDE-34.0°
DISTANCE379,938 km
Moonrise17:09
Moonset05:04
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

PLANETSTATUSMAGNITUDEALTITUDEAZIMUTHCONSTELLATIONRISETRANSITSETEQUIPMENT
Venus♀ Visible Low -4.317.6°165°Libra08:5113:1117:31Naked Eye
Jupiter♃ Optimal Visibility -2.037.4°240°Leo01:4509:0916:32Naked Eye
Saturn♄ Below Horizon 0.3-34.9°1°Pisces17:5300:0306:18Naked Eye
Mars♂ Optimal Visibility 1.035.6°251°Cancer00:4808:3416:21Naked Eye
Mercury☿ Rising / Setting 0.49.4°146°Libra10:3514:3518:36Binoculars
Uranus♅ Below Horizon 5.6-2.7°313°Taurus19:2803:3911:46Binoculars
Neptune♆ Below Horizon 7.8-36.3°11°Pisces17:3323:3405:38Telescope
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
RISES17:09
BEST TIME23:38S · 41° high
SETS05:04
Reaches about 41° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Minimal Lunar Glare.
JupiterNaked Eye · High in the sky
RISES01:45
BEST TIME09:09S · 51° high
SETS16:32
Reaches about 51° 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 TIME00:03S · 38° high
SETS06:18
Reaches about 38° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.
VenusNaked Eye · Low in the sky
RISES08:51
BEST TIME13:11S · 19° high
SETS17:31
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
RISES00:48
BEST TIME08:34S · 55° high
SETS16:21
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

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.