OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

39.85°N, 5.58°WEurope/Madrid

Daylight+15.7°

17:58:35

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 10m of true darkness · 13h 10m total night

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

TRUE DARK SKY WINDOW

Sunset19:31

Civil Dusk19:59

Nautical20:30

Full Dark21:02

Nadir02:06

Dark Ends07:11

Nautical07:42

Civil Dawn08:14

Sunrise08:42

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-0.1°

DISTANCE380,429 km

Moonrise17:57

Moonset06:40

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 Europe/Madrid

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Rising / Setting	-4.3	9.9°	236°	Libra	09:02	14:00	18:59	Naked Eye
Jupiter♃	Below Horizon	-2.0	-11.9°	301°	Leo	03:03	09:58	16:49	Naked Eye
Saturn♄	Below Horizon	0.3	-9.2°	80°	Pisces	18:46	00:53	07:04	Naked Eye
Mars♂	Below Horizon	1.0	-14.7°	310°	Cancer	02:16	09:23	16:28	Naked Eye
Mercury☿	Visible Low	0.4	19.4°	218°	Libra	10:36	15:24	20:13	Binoculars
Uranus♅	Below Horizon	5.6	-25.0°	24°	Taurus	21:07	04:24	11:45	Binoculars
Neptune♆	Below Horizon	7.8	-4.6°	86°	Pisces	18:22	00:23	06:28	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

RISES17:57

BEST TIME00:13S · 53° high

SETS06:40

Reaches about 53° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Minimal Lunar Glare.

JupiterNaked Eye · High in the sky

RISES03:03

BEST TIME09:58S · 65° high

SETS16:49

Reaches about 65° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES18:46

BEST TIME00:53S · 52° high

SETS07:04

Reaches about 52° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES09:02

BEST TIME14:00S · 32° high

SETS18:59

Reaches about 32° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES02:16

BEST TIME09:23S · 68° high

SETS16:28

Reaches about 68° 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.