OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

40.07°N, 2.13°WEurope/Madrid
Civil Twilight-1.3° (0° to −6°)
19:23:45
Fri, Oct 23, 2026
PHOTOMETRIC TWILIGHT SPECTRUM10h 10m of true darkness · 13h 11m total night
DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)
TRUE DARK SKY WINDOW
Sunset19:17
Civil Dusk19:45
Nautical20:16
Full Dark20:48
Nadir01:53
Dark Ends06:57
Nautical07:29
Civil Dawn08:00
Sunrise08:28
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 Capella Altair Antares Deneb Saturn (0.3) Mercury (0.4) Neptune (7.8) Moon (93%)
LUNAR EPHEMERISWaxing Gibbous
ILLUMINATION93%
ALTITUDE18.0°
DISTANCE380,110 km
Moonrise17:43
Moonset06:26
HorizonAbove
LUNAR INTERFERENCE INDEX29% · Moderate Lunar Glow

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index
47/100
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♀ Below Horizon -4.3-6.8°253°Libra08:4913:4718:45Naked Eye
Jupiter♃ Below Horizon -2.0-26.2°322°Leo02:4909:4416:36Naked Eye
Saturn♄ Rising / Setting 0.39.3°96°Pisces18:3200:3906:46Naked Eye
Mars♂ Below Horizon 1.0-26.6°332°Cancer02:0209:0916:15Naked Eye
Mercury☿ Rising / Setting 0.45.4°237°Libra10:2315:1119:58Binoculars
Uranus♅ Below Horizon 5.6-13.8°46°Taurus20:5304:1011:32Binoculars
Neptune♆ Visible Low 7.813.7°102°Pisces18:0900:0906:10Telescope
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
RISES17:43
BEST TIME23:59S · 52° high
SETS06:26
Reaches about 52° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.
JupiterNaked Eye · High in the sky
RISES02:49
BEST TIME09:44S · 64° high
SETS16:36
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
RISES18:32
BEST TIME00:39S · 51° high
SETS06:46
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
RISES08:49
BEST TIME13:47S · 32° high
SETS18:45
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
RISES02:02
BEST TIME09:09S · 68° high
SETS16:15
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

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.