OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

21.88°N, 79.84°WAmerica/Havana

Daylight+54.0°

12:09:11

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 1m of true darkness · 12h 31m total night

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

TRUE DARK SKY WINDOW

Sunset18:48

Civil Dusk19:10

Nautical19:37

Full Dark20:03

Nadir01:03

Dark Ends06:04

Nautical06:30

Civil Dawn06:56

Sunrise07:19

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-61.3°

DISTANCE380,389 km

Moonrise17:04

Moonset04:44

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/Havana

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Optimal Visibility	-4.3	48.4°	163°	Libra	07:25	12:56	18:28	Naked Eye
Jupiter♃	Optimal Visibility	-2.0	43.3°	269°	Leo	02:29	08:54	15:19	Naked Eye
Saturn♄	Below Horizon	0.3	-66.1°	11°	Pisces	17:45	23:49	05:57	Naked Eye
Mars♂	Optimal Visibility	1.0	36.3°	277°	Cancer	01:48	08:20	14:52	Naked Eye
Mercury☿	Optimal Visibility	0.4	36.4°	141°	Libra	08:54	14:21	19:47	Binoculars
Uranus♅	Below Horizon	5.6	-25.7°	309°	Taurus	20:43	03:24	10:01	Binoculars
Neptune♆	Below Horizon	7.8	-65.4°	30°	Pisces	17:18	23:19	05:24	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

RISES17:04

BEST TIME23:19S · 72° high

SETS04:44

Reaches about 72° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Minimal Lunar Glare.

JupiterNaked Eye · High in the sky

RISES02:29

BEST TIME08:54S · 83° high

SETS15:19

Reaches about 83° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES17:45

BEST TIME23:49S · 70° high

SETS05:57

Reaches about 70° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · High in the sky

RISES07:25

BEST TIME12:56S · 50° high

SETS18:28

Reaches about 50° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES01:48

BEST TIME08:20S · 86° high

SETS14:52

Reaches about 86° 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.