OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

48.10°N, 66.10°WAmerica/Toronto
Daylight+29.7°
12:49:16
Fri, Oct 23, 2026
PHOTOMETRIC TWILIGHT SPECTRUM10h 8m of true darkness · 13h 37m total night
DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)
TRUE DARK SKY WINDOW
Sunset17:20
Civil Dusk17:52
Nautical18:28
Full Dark19:04
Nadir00:09
Dark Ends05:13
Nautical05:49
Civil Dawn06:25
Sunrise06:57
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 Altair Spica Antares Deneb Venus (-4.3) Jupiter (-2.0) Mars (1.0) Mercury (0.4)
LUNAR EPHEMERISWaxing Gibbous
ILLUMINATION92%
ALTITUDE-29.3°
DISTANCE380,239 km
Moonrise16:00
Moonset03:45
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 -4.323.1°192°Libra07:2412:0216:40Naked Eye
Jupiter♃ Visible Low -2.022.3°267°Leo00:5007:5915:08Naked Eye
Saturn♄ Below Horizon 0.3-34.3°35°Pisces16:4522:5405:07Naked Eye
Mars♂ Visible Low 1.019.1°276°Cancer23:5607:2514:52Naked Eye
Mercury☿ Visible Low 0.420.5°171°Libra09:0413:2617:48Binoculars
Uranus♅ Below Horizon 5.6-16.9°336°Taurus18:4102:2910:13Binoculars
Neptune♆ Below Horizon 7.8-32.8°44°Pisces16:2422:2404:29Telescope
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
RISES16:00
BEST TIME22:23S · 45° high
SETS03:45
Reaches about 45° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Minimal Lunar Glare.
JupiterNaked Eye · High in the sky
RISES00:50
BEST TIME07:59S · 56° high
SETS15:08
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
RISES16:45
BEST TIME22:54S · 43° high
SETS05:07
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
RISES07:24
BEST TIME12:02S · 24° high
SETS16:40
Reaches about 24° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.
MarsNaked Eye · High in the sky
RISES23:56
BEST TIME07:25S · 60° high
SETS14:52
Reaches about 60° 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.