OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

7.65°S, 40.15°WAmerica/Recife

Daylight+38.2°

14:54:45

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM9h 18m of true darkness · 11h 40m total night

DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)

TRUE DARK SKY WINDOW

Sunset17:34

Civil Dusk17:55

Nautical18:20

Full Dark18:45

Nadir23:24

Dark Ends04:03

Nautical04:28

Civil Dawn04:53

Sunrise05:14

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE-7.8°

DISTANCE379,994 km

Moonrise15:26

Moonset03:02

HorizonBelow

LUNAR INTERFERENCE INDEX0% · Minimal Lunar Glare

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

42/100

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

All times calibrated to America/Recife

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Optimal Visibility	-4.3	36.3°	253°	Libra	05:07	11:18	17:29	Naked Eye
Jupiter♃	Below Horizon	-2.0	-25.5°	282°	Leo	01:19	07:16	13:09	Naked Eye
Saturn♄	Below Horizon	0.3	-18.9°	91°	Pisces	16:10	22:11	04:15	Naked Eye
Mars♂	Below Horizon	1.0	-33.7°	286°	Cancer	00:47	06:41	12:33	Naked Eye
Mercury☿	Optimal Visibility	0.4	55.5°	244°	Libra	06:29	12:42	18:56	Binoculars
Uranus♅	Below Horizon	5.6	-68.2°	50°	Taurus	19:52	01:42	07:35	Binoculars
Neptune♆	Below Horizon	7.8	-11.2°	92°	Pisces	15:39	21:41	03:46	Telescope

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

RISES15:26

BEST TIME21:35N · 78° high

SETS03:02

Reaches about 78° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Minimal Lunar Glare.

JupiterNaked Eye · High in the sky

RISES01:19

BEST TIME07:16N · 68° high

SETS13:09

Reaches about 68° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:10

BEST TIME22:11N · 81° high

SETS04:15

Reaches about 81° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · High in the sky

RISES05:07

BEST TIME11:18S · 80° high

SETS17:29

Reaches about 80° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:47

BEST TIME06:41N · 64° high

SETS12:33

Reaches about 64° 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

0 / 6 targets logged tonight

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.