OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

40.83°N, 22.59°EEurope/Athens

Deep Astronomical Night-23.4° (< −18°)

20:40:44

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 9m of true darkness · 13h 13m total night

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

TRUE DARK SKY WINDOW

Sunset18:37

Civil Dusk19:05

Nautical19:37

Full Dark20:09

Nadir01:14

Dark Ends06:18

Nautical06:50

Civil Dawn07:22

Sunrise07:50

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE37.5°

DISTANCE380,046 km

Moonrise17:03

Moonset05:42

HorizonAbove

LUNAR INTERFERENCE INDEX56% · Moderate Lunar Glow

Milky Way contrast is softened. Bright open clusters and double stars are optimal.

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

72/100

Good Stargazing

Fine observing conditions. Open star clusters and nebulae will exhibit crisp structure.

CLOUD COVER15%

HUMIDITY50%

VISIBILITY18 km

DEW POINT10.8°C

PLANETARY EPHEMERIS & ALMANAC

Visible Planets Tonight

All times calibrated to Europe/Athens

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Below Horizon	-4.3	-28.8°	271°	Libra	08:05	13:08	18:05	Naked Eye
Jupiter♃	Below Horizon	-2.0	-34.1°	353°	Leo	02:09	09:05	15:59	Naked Eye
Saturn♄	Optimal Visibility	0.3	30.1°	118°	Pisces	17:54	00:00	06:07	Naked Eye
Mars♂	Below Horizon	1.0	-30.8°	3°	Cancer	01:21	08:29	15:38	Naked Eye
Mercury☿	Below Horizon	0.4	-14.6°	255°	Libra	09:47	14:32	19:18	Binoculars
Uranus♅	Rising / Setting	5.6	4.4°	66°	Taurus	20:12	03:32	10:55	Binoculars
Neptune♆	Optimal Visibility	7.8	33.5°	126°	Pisces	17:30	23:31	05:31	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

RISES17:03

BEST TIME23:17S · 51° high

SETS05:42

Reaches about 51° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.

JupiterNaked Eye · High in the sky

RISES02:09

BEST TIME09:05S · 64° high

SETS15:59

Reaches about 64° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES17:54

BEST TIME00:00S · 51° high

SETS06:07

Reaches about 51° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES08:05

BEST TIME13:08S · 31° high

SETS18:05

Reaches about 31° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES01:21

BEST TIME08:29S · 67° high

SETS15:38

Reaches about 67° 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.