OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

42.26°N, 8.21°WEurope/Madrid
Daylight+11.1°
18:30:02
Fri, Oct 23, 2026
PHOTOMETRIC TWILIGHT SPECTRUM10h 10m of true darkness · 13h 17m total night
DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)
TRUE DARK SKY WINDOW
Sunset19:38
Civil Dusk20:07
Nautical20:40
Full Dark21:12
Nadir02:17
Dark Ends07:22
Nautical07:54
Civil Dawn08:27
Sunrise08:56
LIVE REAL-TIME OBSERVATION
SunsetSunrise
LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry
30° ALT60° ALTZENITHNESW Polaris Vega Arcturus Altair Spica Antares Deneb Venus (-4.3) Mercury (0.4) Moon (92%)
LUNAR EPHEMERISWaxing Gibbous
ILLUMINATION92%
ALTITUDE3.4°
DISTANCE380,311 km
Moonrise18:08
Moonset06:53
HorizonAbove
LUNAR INTERFERENCE INDEX5% · Minimal Lunar Glare

Sky background remains dark; faint nebulae and distant galaxies are distinct.

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index
40/100
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

PLANETSTATUSMAGNITUDEALTITUDEAZIMUTHCONSTELLATIONRISETRANSITSETEQUIPMENT
Venus♀ Rising / Setting -4.35.3°240°Libra09:1814:1119:04Naked Eye
Jupiter♃ Below Horizon -2.0-13.9°306°Leo03:0910:0817:05Naked Eye
Saturn♄ Below Horizon 0.3-4.9°83°Pisces18:5601:0307:15Naked Eye
Mars♂ Below Horizon 1.0-16.0°315°Cancer02:2109:3416:45Naked Eye
Mercury☿ Visible Low 0.415.1°222°Libra10:5415:3520:16Binoculars
Uranus♅ Below Horizon 5.6-21.1°28°Taurus21:1104:3412:02Binoculars
Neptune♆ Below Horizon 7.8-0.5°89°Pisces18:3300:3406:38Telescope
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
RISES18:08
BEST TIME00:24S · 50° high
SETS06:53
Reaches about 50° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Minimal Lunar Glare.
JupiterNaked Eye · High in the sky
RISES03:09
BEST TIME10:08S · 62° high
SETS17:05
Reaches about 62° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.
SaturnNaked Eye · High in the sky
RISES18:56
BEST TIME01:03S · 49° high
SETS07:15
Reaches about 49° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.
VenusNaked Eye · Good height
RISES09:18
BEST TIME14:11S · 30° high
SETS19:04
Reaches about 30° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.
MarsNaked Eye · High in the sky
RISES02:21
BEST TIME09:34S · 66° high
SETS16:45
Reaches about 66° 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

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.