OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

40.36°N, 0.45°WEurope/Madrid

Astronomical Twilight-14.7° (−12° to −18°)

20:27:08

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 10m of true darkness · 13h 12m total night

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

TRUE DARK SKY WINDOW

Sunset19:10

Civil Dusk19:38

Nautical20:09

Full Dark20:41

Nadir01:46

Dark Ends06:51

Nautical07:22

Civil Dawn07:54

Sunrise08:22

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE30.3°

DISTANCE379,873 km

Moonrise17:36

Moonset06:19

HorizonAbove

LUNAR INTERFERENCE INDEX47% · Moderate Lunar Glow

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

65/100

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	-20.1°	263°	Libra	08:43	13:40	18:38	Naked Eye
Jupiter♃	Below Horizon	-2.0	-32.5°	340°	Leo	02:41	09:37	16:30	Naked Eye
Saturn♄	Visible Low	0.3	22.3°	108°	Pisces	18:26	00:32	06:39	Naked Eye
Mars♂	Below Horizon	1.0	-30.8°	350°	Cancer	01:54	09:02	16:09	Naked Eye
Mercury☿	Below Horizon	0.4	-6.2°	248°	Libra	10:17	15:04	19:51	Binoculars
Uranus♅	Below Horizon	5.6	-3.0°	58°	Taurus	20:45	04:03	11:26	Binoculars
Neptune♆	Visible Low	7.8	26.3°	115°	Pisces	18:02	00:03	06:03	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

RISES17:36

BEST TIME23:52S · 52° high

SETS06:19

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

JupiterNaked Eye · High in the sky

RISES02:41

BEST TIME09:37S · 64° high

SETS16:30

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

RISES18:26

BEST TIME00:32S · 51° high

SETS06:39

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

RISES08:43

BEST TIME13:40S · 32° high

SETS18:38

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

RISES01:54

BEST TIME09:02S · 68° high

SETS16:09

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.