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Grasslands Observatory Objects with Common Names: O-U

 

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Object

 

Other Name(s) Type of Object Thumbnail Image Comments
Omega Centauri NGC5139 Globualr Cluster Omega Centauri  
Owl Nebula M97 (NGC3587) Planetary Nebula M97; Owl Nebula  
Oyster Nebula NGC1501 Planetary Nebula NGC 1501 (Oyster Nebula)  
Peanut Nebula Sh2-205 Emission Nebula  
Pelican Nebula IC5067/5070 Nebula
Takahashi Epsilon 130 image.

 

 

Pelican NebulaTakahashi Epsilon 180 image.

The North American Nebula (NGC7000) is also shown. This image is a combination of two 20-minute exposures on ASA 400 film.
North American and Pelican Nebulae NGC7000 (Caldwell 20) and IC5067/5070 Complex regions of emission, reflection, and dark nebulae North American Nebula  
Perseus A NGC1275; Caldwell 24 Galaxy Cluster Perseus A  
Phi Cas Cluster; Caldwell 13 NGC457 Open Cluster NGC457  
Pipe Nebula LDN 1773 Dark Nebula

This is a complex nebular region between Sagittarius and Scorpius.
Pleiades M45 Galactic (Open) Cluster with Surrounding Nebulosity The Pleiades

M45 with ASA 20-inch telescope

Takahashi Epsilon 180 image with Canon 20Da.  Six ten-minute exposures combined.

 

ASA 20-inch f/3.5 telescope image

Pleiades M45 Galacti (Open) Cluster with Surrounding Nebulosity Pleiades Takahashi 180 f/2.8 astrograph with Canon EOS Ra camera
Praesepe M44; NGC2632; the Beehive Cluster Galactic (Open Cluster) M44 on the evening of April 14, 2018 ASA 20-inch f/3.6 telescope image
Praesepe M44; Ngc2632; the Beehive Cluster Galactic (Open Cluster) M44 Takahashi Epsilon 180 f/2.8 astrograph image with Canon EOS Ra single shot color camera
R CrA Nebula; Caldwell 68 NGC6726/6729/IC4812 Bright Nebula NGC6726 and environs, labeled image  
Rho Ophiuchus Nebular Complex IC4604 Complex mixture of Reflection and Dark Nebulae near the star Rho Ophiuchi Rho Ophiuchus Nebular complex Takahashi Epsilon 180 image with Canon 20Da camera, 10-minute exposure.
Rho Ophiuchus Complex IC4604 (bright nebulosity); Barnard 42 (dark nebulosity west of Rho Ophiuchus)   Rho Ophiuchus complex Meade LXD75 8-inch f/4 telescope image with QSI 532 CCD
Rho Ophiuchus Complex IC4604 (bright nebulosity); Barnard 42 (dark nebulosity west of Rho Ophiuchus)   Rho Ophiuchus complex Takahashi Epsilon 180 image with Canon 60Da camera
Ring Nebula M57; NGC6720 Planetary Nebula M57  
Ringtail Galaxy; Antennae; Caldwell 60-61 NGC4038+4039;Arp244 Interacting Galaxies ngc4038(Arp244).TIF (2737739 bytes)
AP7 image

NGC4038/4039


 

 

 

 

 

PlaneWave CDK24 24-inch f/6.5 telescope image

 

Ringtail Galaxy; Antennae; Ringtail Galaxy; Caldwell 60-61 NGC4038+4039; Arp244 NGC4038+4039; Arp244 NGC4038/NGC4039 and Arp 22 (NGC4027) ASA20 20-inch f/3.6 astrograph image. Arp22 (NGC4027) is also present on this wide-field image.
Rosette Nebula; Caldwell 49-50 NGC2237; 2239; 2244; 2246; 2252 Open Cluster with surrounding nebulosity Rosette Nebula

Rosette Nebula, cropped and enlarged image

 

 

 

 

 

Cropped and enlarged image

Rosette Nebula; Caldwell 49-50 NGC2237; 2239; 2244; 2246; 2252 Open Cluster with surrounding nebulosity Rosette Nebula

Takahashi Epsilon 180 f/2.8 telescope with ZWO ASI071 camera

 

Rosette Nebula
Dream Machine image
 

Rosette Nebula
Takahashi Epsilon 180 image with QSI 532 CCD

Rosette Nebula

Hydrogen alpha Takahashi Epsilon 180 image with QSI 532 CCD

 
Running Man Nebula NGC1977 Reflection Nebula Running Man Nebula

CDK24 24-inch f/6.5 telescope image

 

NGC1977

Dream Machine image

 

M42Takahashi Epsilon 180 f/2.8 telescope with ZWO ASI071 single shot color camera

 
Sadr and environs The region around Gamma Cygnus (Sadr) is at the heart of the Cygnus Milky Way with a complex mixture of emission nebulae, stars, and dust clouds IC1318; Sharpless 2-108 (SH2-108) Sadr and envirions.  Labeled image  
Saturn Nebula NGC7009; Caldwell 55 Planetary Nebula Saturn Nebula

Saturn Nebula NGC7009

 
Seagull Nebula IC2177 Complex mixture of Reflection, Emission, and Dark Nebulae IC2177 Takahashi Epsilon 180 image with Canon 20Da.  Six 10-minute exposures combined. 
Seven Sisters M45; Pleiades Galactic (Open) Cluster with surrounding nebulosity Pleiades  
Sculptor Galaxy NGC253; Caldwell 65 Large Spiral Galaxy NGC253  
Skull Nebula NGC246; Caldwell 56 Planetary Nebula ngc246  
Snake Nebula Barnard 72 Dark Nebula

 
Snowglobe Nebula NGC6781 Planetary Nebula NGC 6781  
Soul Nebula IC1848; Sharpless 2-199; LBN 667 Emission Nebula, Open Clusters IC1848  
Spirograph Nebula IC418; the Raspberry Planetary Nebula IC418 on the evening of February 24, 2017  
Stephan's Quintet of Galaxies Arp319; NGC7317, NGC7318A, NGC7318B, NGC7319, NGC7320 Galaxies Stephan's Quintet (NGC7320)

Stephans Quintet closeup view

 

 

 

 

 

Cropped and enlarged image

Summer Beehive Cluster IC4665 Open Cluster IC4665  
Tau CMa Cluster NGC2362; Caldwell 64 Open Cluster NGC2362

NGC2362

NGC2362

 
Tear Drop Nebula IC423 Nebula Tear Drop Nebula

IC423 and IC424, labeled image

Tear Drop Nebula (IC423)

 

 

 

 

 

 

 

Labeled image

 

 

 

 

 

Color image

Thor's Hammer NGC2359 Nebula NGC2359

NGC2359 Takahashi Epsilon 180 image with Canon 20Da camera

 
Trifid Nebula NGC6514; M20 Diffuse Nebula

 

 

 

 

 

 

Canon 300 mm f/3.8 lens, 10-minute exposure with Canon 20Da camera.

Takahashi Epsilon 180 f/2.8 telescope, Canon 20Da camera, 10-minute exposure.

Meade LXD75 8-inch f/4 telescope, QSI 532 CCD, exposures in clear, red, green, and blue combined.

Takahashi Epsilon 180 image with Canon 20Da camera.   Three 5-minute exposures combined.

Trifid Nebula M20 Reflection and emission nebulae

 

 

M20 and M21 4-inch refractor image

This Canon 20Da 300 mm telephoto lens image shows both the Trifid Nebula (M20) and the Lagoon Nebula (M8).

 

Explore Scientific 102 mm f/7 telescope image

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