OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

42.19°N, 4.29°WEurope/Madrid
Civil Twilight-1.1° (0° to −6°)
19:28:31
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
Sunset19:23
Civil Dusk19:51
Nautical20:24
Full Dark20:56
Nadir02:01
Dark Ends07:06
Nautical07:38
Civil Dawn08:11
Sunrise08:40
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%
ALTITUDE16.7°
DISTANCE380,092 km
Moonrise17:52
Moonset06:36
HorizonAbove
LUNAR INTERFERENCE INDEX27% · 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°252°Libra09:0213:5518:49Naked Eye
Jupiter♃ Below Horizon -2.0-24.0°321°Leo02:5309:5316:49Naked Eye
Saturn♄ Rising / Setting 0.38.4°96°Pisces18:4000:4806:55Naked Eye
Mars♂ Below Horizon 1.0-24.4°331°Cancer02:0509:1816:29Naked Eye
Mercury☿ Rising / Setting 0.44.8°236°Libra10:3815:1920:01Binoculars
Uranus♅ Below Horizon 5.6-12.9°45°Taurus20:5504:1911:46Binoculars
Neptune♆ Visible Low 7.812.6°102°Pisces18:1700:1806:18Telescope
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
RISES17:52
BEST TIME00:08S · 50° high
SETS06:36
Reaches about 50° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.
JupiterNaked Eye · High in the sky
RISES02:53
BEST TIME09:53S · 62° high
SETS16:49
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
RISES18:40
BEST TIME00:48S · 49° high
SETS06:55
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
RISES09:02
BEST TIME13:55S · 30° high
SETS18:49
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
RISES02:05
BEST TIME09:18S · 66° high
SETS16:29
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.