OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

40.90°N, 2.77°WEurope/Madrid

Astronomical Twilight-14.3° (−12° to −18°)

20:34:13

Fri, Oct 23, 2026

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

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

TRUE DARK SKY WINDOW

Sunset19:19

Civil Dusk19:47

Nautical20:19

Full Dark20:50

Nadir01:55

Dark Ends07:00

Nautical07:32

Civil Dawn08:04

Sunrise08:32

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE29.6°

DISTANCE379,846 km

Moonrise17:46

Moonset06:29

HorizonAbove

LUNAR INTERFERENCE INDEX46% · Moderate Lunar Glow

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

66/100

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/Madrid

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Below Horizon	-4.3	-19.7°	263°	Libra	08:53	13:49	18:46	Naked Eye
Jupiter♃	Below Horizon	-2.0	-31.9°	339°	Leo	02:50	09:47	16:40	Naked Eye
Saturn♄	Visible Low	0.3	21.7°	108°	Pisces	18:35	00:41	06:48	Naked Eye
Mars♂	Below Horizon	1.0	-30.1°	350°	Cancer	02:02	09:12	16:20	Naked Eye
Mercury☿	Below Horizon	0.4	-6.0°	248°	Libra	10:28	15:13	19:59	Binoculars
Uranus♅	Below Horizon	5.6	-3.1°	58°	Taurus	20:53	04:13	11:37	Binoculars
Neptune♆	Visible Low	7.8	25.7°	115°	Pisces	18:11	00:12	06:12	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

RISES17:46

BEST TIME00:01S · 52° high

SETS06:29

Reaches about 52° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.

JupiterNaked Eye · High in the sky

RISES02:50

BEST TIME09:47S · 64° high

SETS16:40

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

RISES18:35

BEST TIME00:41S · 51° high

SETS06:48

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

RISES08:53

BEST TIME13:49S · 31° high

SETS18:46

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

RISES02:02

BEST TIME09:12S · 67° high

SETS16:20

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.