OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

42.41°N, 3.40°WEurope/Madrid
Civil Twilight-5.5° (0° to −6°)
19:48:43
Fri, Oct 23, 2026
PHOTOMETRIC TWILIGHT SPECTRUM10h 10m of true darkness · 13h 18m total night
DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)
TRUE DARK SKY WINDOW
Sunset19:19
Civil Dusk19:48
Nautical20:20
Full Dark20:53
Nadir01:58
Dark Ends07:02
Nautical07:35
Civil Dawn08:08
Sunrise08:37
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%
ALTITUDE20.8°
DISTANCE380,016 km
Moonrise17:48
Moonset06:32
HorizonAbove
LUNAR INTERFERENCE INDEX33% · Moderate Lunar Glow

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index
45/100
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 -4.3-11.1°256°Libra08:5913:5218:45Naked Eye
Jupiter♃ Below Horizon -2.0-26.4°327°Leo02:4909:4916:46Naked Eye
Saturn♄ Visible Low 0.312.7°100°Pisces18:3700:4406:51Naked Eye
Mars♂ Below Horizon 1.0-26.1°337°Cancer02:0109:1416:26Naked Eye
Mercury☿ Rising / Setting 0.41.2°240°Libra10:3515:1619:57Binoculars
Uranus♅ Below Horizon 5.6-9.5°49°Taurus20:5104:1511:44Binoculars
Neptune♆ Visible Low 7.816.8°106°Pisces18:1400:1406:15Telescope
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
RISES17:48
BEST TIME00:04S · 50° high
SETS06:32
Reaches about 50° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.
JupiterNaked Eye · High in the sky
RISES02:49
BEST TIME09:49S · 62° high
SETS16:46
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
RISES18:37
BEST TIME00:44S · 49° high
SETS06:51
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
RISES08:59
BEST TIME13:52S · 30° high
SETS18:45
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
RISES02:01
BEST TIME09:14S · 66° high
SETS16:26
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.