OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

42.02°N, 3.02°EEurope/Madrid
Astronomical Twilight-14.0° (−12° to −18°)
20:09:16
Fri, Oct 23, 2026
PHOTOMETRIC TWILIGHT SPECTRUM10h 10m of true darkness · 13h 16m total night
DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)
TRUE DARK SKY WINDOW
Sunset18:54
Civil Dusk19:22
Nautical19:55
Full Dark20:27
Nadir01:32
Dark Ends06:37
Nautical07:09
Civil Dawn07:42
Sunrise08:10
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) Neptune (7.8) Moon (93%)
LUNAR EPHEMERISWaxing Gibbous
ILLUMINATION93%
ALTITUDE28.9°
DISTANCE379,940 km
Moonrise17:22
Moonset06:05
HorizonAbove
LUNAR INTERFERENCE INDEX45% · 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

PLANETSTATUSMAGNITUDEALTITUDEAZIMUTHCONSTELLATIONRISETRANSITSETEQUIPMENT
Venus♀ Below Horizon -4.3-19.5°263°Libra08:3313:2618:20Naked Eye
Jupiter♃ Below Horizon -2.0-30.7°339°Leo02:2409:2316:19Naked Eye
Saturn♄ Visible Low 0.321.0°108°Pisces18:1100:1806:25Naked Eye
Mars♂ Below Horizon 1.0-29.0°349°Cancer01:3708:4915:59Naked Eye
Mercury☿ Below Horizon 0.4-6.1°248°Libra10:0814:5019:32Binoculars
Uranus♅ Below Horizon 5.6-2.8°58°Taurus20:2703:5011:17Binoculars
Neptune♆ Visible Low 7.824.9°115°Pisces17:4823:4905:49Telescope
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
RISES17:22
BEST TIME23:37S · 50° high
SETS06:05
Reaches about 50° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.
JupiterNaked Eye · High in the sky
RISES02:24
BEST TIME09:23S · 62° high
SETS16:19
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
RISES18:11
BEST TIME00:18S · 49° high
SETS06:25
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
RISES08:33
BEST TIME13:26S · 30° high
SETS18:20
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
RISES01:37
BEST TIME08:49S · 66° high
SETS15:59
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.