Optics/mount : 12″ACF 2.7m AP-Reduzer Alt-5 Camera/filters: Atik 11002 Astrodon LRGB HA5nm Exposure: 22x900ha ,22×900 SII 10×900 OIII 1x1bin The bright star cluster ( “open cluster”) centered in this image is known as Melotte15 after its discover, Philibert Jacques Melotte (1880-1961). Melotte 15 is embedded within and illuminates the central […]
Category: Nebulas
Sh2-155
Optics/mount: 180 Epsilon f2,8 Takahashi Mount CI700 Clestron Camera/filters:QHY 12 exposure: 35×900 sec The Cave Nebula, Sh2-155 or Caldwell 9, is a dim and very diffuse bright nebula within a larger nebula complex containing emission, reflection, and dark nebulosity. It is located in the constellation Cepheus. Visually it is a […]
M52 and Bubble widefield
Optics/mount: 180 Epsilon f2,8 Takahashi Mount Ci700 Celestron Camera/filters:QHY 12 exposure: 10×600 sec Messier 52 (also known as M 52 or NGC 7654) is an open cluster in the Cassiopeia constellation. It was discovered by Charles Messier in 1774. M52 can be seen from Earth with binoculars. Due to interstellar […]
Flaming Star IC405
Optics/mount : 12″ACF 2.7m AP-Reduzer Alt-5 Camera/filters: Atik 11002 Astrodon LRGB HA5nm Exposure: 10×600 Lum 6×600 RGB all 1xbin IC 405 (also known as the Flaming Star Nebula, SH 2-229, or Caldwell 31) is an emission/reflection nebula[1] in the constellation Auriga, surrounding the bluish star AE Aurigae. It shines at […]
Cocoon Nebula
Cocoon with 12″ ACF Optics/mount : 12″ACF 2.7m AP-Reduzer Alt-5 Camera/filters: Atik 11002 Astrodon LRGB HA5nm Exposure: 12×600 Lum, 8×400 RGB 2x2bin Cocoon Widefield with Epsilon 180 f2,7 Optics/mount: 180 Epsilon f2,8 Takahashi Mount Ci700 Celestron Camera/filters:QHY 12 exposure: 19×600 sec IC 5146 (also Caldwell 19, Sh 2-125, and […]
North America and Pelican Nebula Version HST
NGC 7000, the North America Nebula, is located in the constellation of Cygnus. It is a very large area of emission nebulosity extending some 2.5 degrees to the east of Deneb. The ‘NAN’ is well named for its shape – which is easily recognizeable as resembling the continent of North […]
M8 M20 widefield
The Lagoon Nebula (catalogued as Messier 8 or M8, and as NGC 6523) is a giant interstellar cloud in the constellation Sagittarius. It is classified as an emission nebula and as an H II region. The Lagoon Nebula was discovered by Guillaume Le Gentil in 1747 and is one of […]
Iris nebula
NGC 7023 was observed 18 October 1794 by William Herschel. It is located about 3.5 degrees south west of Beta Cephei (Alfirk). This is a wonderful example of a reflection nebula. Its unusual structure gave rise to the name, the Iris Nebula. The nebula is illuminated by light for a […]
Helix nebula
The Helix Nebula (also known as The Helix, NGC 7293, or Caldwell 63) is a large planetary nebula (PN) located in the constellation Aquarius. Discovered by Karl Ludwig Harding, probably before 1824, this object is one of the closest to the Earth of all the bright planetary nebulae. The estimated […]