OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

45.19°N, 73.40°WAmerica/Toronto
Daylight+33.2°
12:50:41
Fri, Oct 23, 2026
PHOTOMETRIC TWILIGHT SPECTRUM10h 10m of true darkness · 13h 27m total night
DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)
TRUE DARK SKY WINDOW
Sunset17:54
Civil Dusk18:24
Nautical18:59
Full Dark19:33
Nadir00:38
Dark Ends05:42
Nautical06:17
Civil Dawn06:51
Sunrise07:21
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-34.7°
DISTANCE380,234 km
Moonrise16:31
Moonset04:16
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 -4.326.7°185°Libra07:4512:3117:17Naked Eye
Jupiter♃ Visible Low -2.027.3°263°Leo01:2608:2815:31Naked Eye
Saturn♄ Below Horizon 0.3-39.4°28°Pisces17:1523:2305:35Naked Eye
Mars♂ Visible Low 1.023.7°272°Cancer00:3407:5415:13Naked Eye
Mercury☿ Visible Low 0.422.3°164°Libra09:2313:5518:28Binoculars
Uranus♅ Below Horizon 5.6-17.3°329°Taurus19:2102:5810:32Binoculars
Neptune♆ Below Horizon 7.8-38.1°38°Pisces16:5322:5404:58Telescope
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
RISES16:31
BEST TIME22:53S · 49° high
SETS04:16
Reaches about 49° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Minimal Lunar Glare.
JupiterNaked Eye · High in the sky
RISES01:26
BEST TIME08:28S · 59° high
SETS15:31
Reaches about 59° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.
SaturnNaked Eye · High in the sky
RISES17:15
BEST TIME23:23S · 46° high
SETS05:35
Reaches about 46° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.
VenusNaked Eye · Good height
RISES07:45
BEST TIME12:31S · 27° high
SETS17:17
Reaches about 27° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.
MarsNaked Eye · High in the sky
RISES00:34
BEST TIME07:54S · 63° high
SETS15:13
Reaches about 63° 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.