Category: Galaxies, Nebula, and Star Clusters

Markarian’s Chain

The Markarian’s Chain imaged under city skies with a 4 inch f/9 refractor and a Canon 50D DSLR on a motorized mount with DIY controller. This photo is a stack of 9 frames at 120 seconds sub-exposure, for a total of 18 minutes, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M104 Sombrero Galaxy

M104 Sombrero Galaxy imaged under city skies with a 4 inch f/9 refractor and a Canon 50D DSLR on a motorized mount with DIY controller. This photo is a stack of 9 frames at 90 seconds sub-exposure, for a total of 13.5 minutes, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M101 Pinwheel Galaxy

M101 Pinwheel Galaxy imaged under city skies with a 4 inch f/9 refractor and a Canon 50D DSLR on a motorized mount with DIY controller. This photo is a stack of 12 frames at 120 seconds sub-exposure, for a total of 24 minutes, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

Leo Triplet Galaxies | M65, M66, NGC3628

M66 (left), M65 (center), and NGC3628 (right) of the Leo Triplet galaxies imaged under city skies with a 4 inch f/9 refractor and a Canon 50D DSLR on a motorized mount with DIY controller. This photo is a stack of 7 frames at 120 seconds sub-exposure, for a total of 14 minutes, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

NGC 5139 Omega Centauri

NGC 5139 Omega Centauri globular cluster imaged with a 4 inch f/9 refractor and a Canon 50D DSLR on a motorized mount with DIY controller. This photo is a stack of 3 frames at 90 seconds sub-exposure, for a total of 270 seconds, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M33 Triangulum Galaxy

M33 Triangulum Galaxy imaged with a 4 inch f/9 refractor and a Canon 450D DSLR on a motorized mount with DIY controller. This photo is a stack of 2 frames at 90 seconds sub-exposure, for a total of 3 minutes, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M81 & M82 Galaxy

M81 Bode’s and M82 Cigar Galaxy imaged with a 4 inch f/9 refractor and a Canon 450D DSLR on a motorized mount with DIY controller. This photo is a stack of 4 frames at 240 seconds sub-exposure, for a total of 16 minutes exposure time, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M27 Dumbbell Nebula

M27 Dumbbell Nebula imaged with a 4 inch f/9 refractor and a Canon 450D DSLR on a motorized mount with DIY controller. This photo is a stack of 5 frames at 90 seconds sub-exposure, for a total of 7.5 minutes, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

Flame and Horsehead Nebula

Flame and Horsehead Nebula in the constellation Orion, imaged with a 4 inch f/9 refractor and a Canon 450D DSLR on a motorized mount with DIY controller. This photo is a stack of 6 frames at 180 seconds sub-exposure, for a total of 18 minutes, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M1 Crab Nebula

M1 Crab Nebula, imaged with a 4 inch f/9 refractor and a Canon 450D DSLR on a motorized mount with DIY controller. This photo is a stack of 6 frames at 100 seconds sub-exposure, for a total of 10 minutes, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M42 Orion Nebula

M42 Orion Nebula, imaged with a 4 inch f/9 refractor and a Canon 450D DSLR on a motorized mount with DIY controller. This photo is a stack of 10 frames at 360 seconds sub-exposure, for a total of 60 minutes, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M51 Whirlpool Galaxy

M51 Whirlpool Galaxy imaged with a 4 inch f/9 refractor and a Canon 450D DSLR on a motorized mount with DIY controller. This photo is a stack of 8 frames at 240 seconds sub-exposure, for a total of 32 minutes exposure time, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M45 Pleiades Cluster

M45 Pleiades open star cluster imaged with a 4 inch f/9 refractor and a Canon 450D DSLR on a motorized mount with DIY controller. This photo is a single 240-second exposure at ISO 1600, processed in GIMP.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M31 Andromeda Galaxy

M31 Andromeda Galaxy, imaged with a 4 inch f/9 refractor and a Canon 450D DSLR on a motorized mount with DIY controller. This photo is a stack of 6 frames at 180 seconds sub-exposure, for a total of 18 minutes, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

Veil Nebula in OIII

A narrowband filter such as an Oxygen III (OIII) filter inserted along the optical train lets the light from the nebula (and the stars) pass through, but block out everything else, particularly light pollution. This image was taken in Quezon City with a Canon 450D and a 4 inch f/9 refractor, exposed for 30 minutes at ISO 1600, tracked and guided.

Veil Nebula | Sky-Watcher 4 in f/9 refractor

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M44 Beehive Cluster

M44 Beehive open star cluster imaged with a 50 mm f/1.8 lens and a Canon 450D DSLR on a motorized mount with DIY controller. This photo is a stack of 12 frames at 16 seconds sub-exposure, for a total of 192 seconds, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M31 & M33 Galaxy | Wide-Field

M31 Andromeda Galaxy (lower left) and M33 Triangulum Galaxy (center right) imaged with a 50 mm f/1.8 lens and a Canon 450D DSLR on a motorized mount with DIY controller. This photo is a stack of 2 frames at 30 seconds sub-exposure, for a total of 60 seconds, processed in IRIS.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M57 Ring Nebula | April 2012

M57 Ring Nebula is a planetary nebula in the constellation Lyra. The nebula looks like a faint circle when viewed through a telescope. Long exposures reveal some colors, visible in this photo. M57 is relatively easy to find by scanning the region between the two bright stars in Lyra.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M8 Lagoon Nebula | April 2012

The Lagoon Nebula is a bright region of interstellar dust in the constellation Sagittarius, near the center of the Milky Way. It is barely visible to the unaided eye and best viewed with binoculars. Long exposure photography reveals a reddish hue, as seen in this photo.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines

M13 Hercules Cluster | April 2012

M13 is a globular star cluster in the constellation Hercules. This star cluster is easy to find with binoculars and best viewed with a low-power telescope. This long-exposure photo reveals the tightly-packed stars at the core of the M13 star cluster.

For a complete list of astrophoto images, click here.

Night Sky in Focus | Astronomy and Amateur Radio
© Anthony Urbano | Manila, Philippines