OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

40.39°N, 5.39°WEurope/Madrid
Daylight+8.7°
18:37:52
Fri, Oct 23, 2026
PHOTOMETRIC TWILIGHT SPECTRUM10h 10m of true darkness · 13h 12m total night
DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)
TRUE DARK SKY WINDOW
Sunset19:30
Civil Dusk19:57
Nautical20:29
Full Dark21:01
Nadir02:06
Dark Ends07:10
Nautical07:42
Civil Dawn08:14
Sunrise08:42
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) Neptune (7.8) Moon (92%)
LUNAR EPHEMERISWaxing Gibbous
ILLUMINATION92%
ALTITUDE7.0°
DISTANCE380,282 km
Moonrise17:56
Moonset06:40
HorizonAbove
LUNAR INTERFERENCE INDEX11% · Minimal Lunar Glare

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index
38/100
Challenging Stargazing

High cloud cover or severe light interference. Recommend bright planetary observation or indoor planning.

CLOUD COVER15%
HUMIDITY50%
VISIBILITY18 km
DEW POINT10.8°C
PLANETARY EPHEMERIS & ALMANAC

Visible Planets Tonight

PLANETSTATUSMAGNITUDEALTITUDEAZIMUTHCONSTELLATIONRISETRANSITSETEQUIPMENT
Venus♀ Rising / Setting -4.33.1°243°Libra09:0314:0018:57Naked Eye
Jupiter♃ Below Horizon -2.0-18.0°309°Leo03:0109:5716:50Naked Eye
Saturn♄ Below Horizon 0.3-1.4°86°Pisces18:4500:5207:03Naked Eye
Mars♂ Below Horizon 1.0-19.8°318°Cancer02:1409:2216:29Naked Eye
Mercury☿ Visible Low 0.413.9°226°Libra10:3715:2420:10Binoculars
Uranus♅ Below Horizon 5.6-20.8°33°Taurus21:0504:2311:45Binoculars
Neptune♆ Rising / Setting 7.82.7°93°Pisces18:2200:2206:23Telescope
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
RISES17:56
BEST TIME00:12S · 52° high
SETS06:40
Reaches about 52° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Minimal Lunar Glare.
JupiterNaked Eye · High in the sky
RISES03:01
BEST TIME09:57S · 64° high
SETS16:50
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
RISES18:45
BEST TIME00:52S · 51° high
SETS07:03
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
RISES09:03
BEST TIME14:00S · 32° high
SETS18:57
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
RISES02:14
BEST TIME09:22S · 68° high
SETS16:29
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.