OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

34.63°N, 98.63°WAmerica/Chicago

Daylight+42.1°

12:25:50

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 9m of true darkness · 12h 58m total night

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

TRUE DARK SKY WINDOW

Sunset18:50

Civil Dusk19:15

Nautical19:45

Full Dark20:14

Nadir01:19

Dark Ends06:23

Nautical06:52

Civil Dawn07:22

Sunrise07:47

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE-50.4°

DISTANCE380,102 km

Moonrise17:17

Moonset05:02

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/Chicago

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Optimal Visibility	-4.3	36.3°	166°	Libra	08:02	13:11	18:21	Naked Eye
Jupiter♃	Optimal Visibility	-2.0	41.5°	258°	Leo	02:26	09:09	15:52	Naked Eye
Saturn♄	Below Horizon	0.3	-53.4°	8°	Pisces	17:58	00:04	06:14	Naked Eye
Mars♂	Optimal Visibility	1.0	36.4°	267°	Cancer	01:41	08:35	15:29	Naked Eye
Mercury☿	Visible Low	0.4	26.4°	146°	Libra	09:35	14:36	19:37	Binoculars
Uranus♅	Below Horizon	5.6	-17.5°	313°	Taurus	20:32	03:39	10:42	Binoculars
Neptune♆	Below Horizon	7.8	-53.6°	21°	Pisces	17:34	23:34	05:39	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 · High in the sky

RISES17:17

BEST TIME23:37S · 60° high

SETS05:02

Reaches about 60° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Minimal Lunar Glare.

JupiterNaked Eye · High in the sky

RISES02:26

BEST TIME09:09S · 70° high

SETS15:52

Reaches about 70° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES17:58

BEST TIME00:04S · 57° high

SETS06:14

Reaches about 57° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES08:02

BEST TIME13:11S · 37° high

SETS18:21

Reaches about 37° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES01:41

BEST TIME08:35S · 73° high

SETS15:29

Reaches about 73° 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.