Saturn Nebula
RA 21h 04m · Dec -11° 10′
5′

One of the brightest planetary nebulae, named for its elongated extensions (ansae) resembling Saturn’s rings when seen at high magnification. The multi-shell structure and vivid green-blue OIII colour make it striking in any imaging system.

Planetary nebula

Saturn Nebula

NGC 7009 · Aquarius
These photons are ~1,600 years old
UV/IRUV/IR-cut. Blocks ultraviolet and infrared so refractor optics stay in focus across the visible band.ZWO Seestar S50ZWO Seestar S50Aperture 50mm · Focal length 250mm · f/5 · Apo triplet with ED element · Sony IMX462 colour CMOS sensor (1920 x 1080, 2.1MP)…View equipment →
⧉ 5 versions of this capture — pick one to see its image and log
Date
21/09/2025
Location
36.3860° N, 28.0409° E
Integration
16m (49 × 20s)
Software
ZWO Seestar app
Notes
·
Total effort
1h 20m over 1 night
Moon
🌘Waning crescent, 1% lit
Plate solve
Centre RA
21h 03m 58.3s
Centre Dec
−11° 09′ 46″
Field
42.7′ × 76.0′
Pixel scale
2.37″/px
Orientation
-173.9° E of N
Hemisphere
Southern
Also in this frame
C55

Catalogued objects inside the plate-solved field, nearest the centre first. Highlighted names have their own photo here.

TelescopeZWO Seestar S50
CameraZWO Seestar S50 Camera
RigFamily Holiday Rig

Where to find it

Finder chart
-11°40′-11°30′-11°20′-11°10′-11°-10°50′-10°40′-10°30′21h03m21h03m21h04m21h05m21h05mNGC 7009NE42.7′ x 76.0′5′

Star field and catalogued objects inside the plate-solved field, oriented to the solve. Fully offline, from the bundled star and deep-sky catalogues.

Interactive sky chart centred on 21 03 58.3 -11 09 46. Drag to pan, scroll to zoom, click a star or object to identify it. Zoom in to the plate-solved field for the DSS survey photo; zoom out for constellation figures and neighbouring catalogue objects. Fully self-hosted: the star and deep-sky catalogues and the survey image are all served from this site, so nothing external loads. Imagery: DSS2 colour (STScI / POSS-II). Constellation figures © Dominic Ford (GPLv3).

Captured from · Ρόδος (Rhodes)
36.3860° N, 28.0409° E · view on OpenStreetMap ↗ · Place data © GeoNames (CC BY)

Frequently asked questions

What kind of object is NGC 7009?
NGC 7009 is a planetary nebula.
Which constellation is NGC 7009 in?
NGC 7009 lies in the constellation Aquarius.
How far away is NGC 7009?
The light in this image left NGC 7009 roughly ~1,600 years ago, so that is how far back in time you are seeing it.
What are the coordinates of NGC 7009?
NGC 7009 sits at right ascension 21h 03m 58s and declination −11° 09′ 46″ (J2000).
When is the best time to photograph NGC 7009?
NGC 7009 rides highest in the evening sky around August, reaching about 42° above the horizon from around 36°N.
What else is in this frame?
The plate-solved field also contains C55.
What equipment was used to photograph NGC 7009?
This image of NGC 7009 was captured with ZWO Seestar S50 and ZWO Seestar S50 Camera.
How much exposure time went into this image?
This image of NGC 7009 represents 16m (49 × 20s) + 16m (49 x 20s) of total integration time.

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