Optics/mount: 180 Epsilon f2,8 Takahashi Mount Alt-5ADN CCD: QHY 12 exposure: mosaic 9x10x600 sec The Rho Ophiuchi cloud complex is a dark nebula of gas and dust that is located 1° south of the star ρ Ophiuchi of the constellation Ophiuchus. At an estimated distance of 131 ± 3 […]
Category: Nebulas
Melotte 15
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 […]
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 […]