OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

42.20°N, 0.40°EEurope/Madrid
Civil Twilight-1.7° (0° to −6°)
19:12:51
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
Sunset19:04
Civil Dusk19:33
Nautical20:05
Full Dark20:38
Nadir01:43
Dark Ends06:47
Nautical07:20
Civil Dawn07:52
Sunrise08:21
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 (92%)
LUNAR EPHEMERISWaxing Gibbous
ILLUMINATION92%
ALTITUDE17.3°
DISTANCE380,151 km
Moonrise17:33
Moonset06:16
HorizonAbove
LUNAR INTERFERENCE INDEX28% · 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 -4.3-7.3°253°Libra08:4413:3718:30Naked Eye
Jupiter♃ Below Horizon -2.0-24.4°322°Leo02:3409:3416:30Naked Eye
Saturn♄ Rising / Setting 0.38.9°96°Pisces18:2200:2906:36Naked Eye
Mars♂ Below Horizon 1.0-24.7°332°Cancer01:4708:5916:10Naked Eye
Mercury☿ Rising / Setting 0.44.4°237°Libra10:1915:0119:42Binoculars
Uranus♅ Below Horizon 5.6-12.4°45°Taurus20:3604:0011:28Binoculars
Neptune♆ Visible Low 7.813.1°103°Pisces17:5923:5906:00Telescope
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
RISES17:33
BEST TIME23:48S · 50° high
SETS06:16
Reaches about 50° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Moderate Lunar Glow.
JupiterNaked Eye · High in the sky
RISES02:34
BEST TIME09:34S · 62° high
SETS16:30
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
RISES18:22
BEST TIME00:29S · 49° high
SETS06:36
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
RISES08:44
BEST TIME13:37S · 30° high
SETS18:30
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
RISES01:47
BEST TIME08:59S · 66° high
SETS16:10
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.