OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

40.93°N, 9.07°EEurope/Rome
Civil Twilight-5.1° (0° to −6°)
18:58:17
Fri, Oct 23, 2026
PHOTOMETRIC TWILIGHT SPECTRUM10h 10m of true darkness · 13h 13m total night
DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)
TRUE DARK SKY WINDOW
Sunset18:31
Civil Dusk18:59
Nautical19:31
Full Dark20:03
Nadir01:08
Dark Ends06:13
Nautical06:44
Civil Dawn07:16
Sunrise07:45
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%
ALTITUDE21.3°
DISTANCE380,205 km
Moonrise16:58
Moonset05:39
HorizonAbove
LUNAR INTERFERENCE INDEX34% · 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 -4.3-10.6°256°Libra08:0613:0217:59Naked Eye
Jupiter♃ Below Horizon -2.0-27.6°327°Leo02:0208:5915:53Naked Eye
Saturn♄ Visible Low 0.312.8°99°Pisces17:4723:5406:01Naked Eye
Mars♂ Below Horizon 1.0-27.4°337°Cancer01:1508:2415:32Naked Eye
Mercury☿ Rising / Setting 0.42.0°240°Libra09:4114:2619:11Binoculars
Uranus♅ Below Horizon 5.6-10.5°49°Taurus20:0603:2510:49Binoculars
Neptune♆ Visible Low 7.817.0°106°Pisces17:2423:2505:25Telescope
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
RISES16:58
BEST TIME23:12S · 51° high
SETS05:39
Reaches about 51° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Moderate Lunar Glow.
JupiterNaked Eye · High in the sky
RISES02:02
BEST TIME08:59S · 64° high
SETS15:53
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
RISES17:47
BEST TIME23:54S · 51° high
SETS06:01
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
RISES08:06
BEST TIME13:02S · 31° high
SETS17:59
Reaches about 31° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.
MarsNaked Eye · High in the sky
RISES01:15
BEST TIME08:24S · 67° high
SETS15:32
Reaches about 67° 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.