Nebulas on Sergey's Astrophotography

LDN 1295: The Giraffe Nebula

Fri, 18 Sep 2026 23:18:00 +0000

This deep exposure showcases LDN 1295, popularly known as the Giraffe Nebula, situated in the constellation Cassiopeia. Unlike glowing emission nebulae, this object is a dense molecular dark nebula cataloged by Beverly Lynds. It is composed of interstellar dust grains and cold gas that physically obstruct the background starlight, creating prominent, sculpted lanes of darkness.

Deep luminance integration was essential to reveal the soft gradients, delicate outer fringes, and subtle illumination along the dust structures. Combined with broadband RGB data for natural star colors, this field highlights the vast, quiet expanse of dust lanes threading across our Milky Way.

IC 1805: The Heart Nebula in SHO

Sun, 23 Nov 2025 18:07:00 +0000

This spectacular image presents IC 1805, famously known as the Heart Nebula, captured using narrowband filters and processed in the classic Hubble Space Telescope (SHO) color palette. Located about 7,500 light-years away in the constellation Cassiopeia, this massive emission nebula is sculpted by the intense stellar winds and ultraviolet radiation from the young, central open star cluster known as Melotte 15.

The deep narrowband data—where Sulfur-II is mapped to red, Hydrogen-alpha to green, and Oxygen-III to blue—reveals the complex dynamics of the glowing gas and the silhouette of dark dust lanes in striking detail. To preserve a natural look for the starry background, broadband RGB data was also collected and blended specifically to render the stars in their true colors.

IC 1848: The Soul Nebula

Mon, 22 Sep 2025 15:35:00 +0000

This image captures IC 1848, famously known as the Soul Nebula, located approximately 6,500 light-years away in the constellation Cassiopeia. Together with its neighbor, the Heart Nebula, it forms a massive star-forming complex in the Perseus Spiral Arm of our galaxy.

The nebula is home to several open star clusters, such as IC 1848 itself, whose intense radiation and stellar winds have carved out the vast cavities and pillar-like structures seen in the glowing hydrogen gas. This deep exposure combines narrowband Hydrogen-alpha data to highlight the intricate structural details of the ionized clouds with RGB data to ensure natural star colors and background depth.

LDN 1228 and LBN 552: Galactic Cirrus

Sun, 31 Aug 2025 15:55:00 +0000

This deep exposure focuses on LDN 1228 and the surrounding LBN 552 region, an expansive and intricate molecular cloud complex located in the constellation Cepheus. Unlike emission nebulae that glow from ionized gas, these structures are part of the galactic cirrus—massive, dense clouds of interstellar dust that obscure the starlight behind them while faintly reflecting the integrated light of the Milky Way galaxy.

The image reveals dramatic, sweeping filaments of dark brownish dust contrasting against the starry background. The long exposure times, particularly through the luminance filter, were crucial to pull out the incredibly faint details and delicate textures of this elusive cosmic landscape.

Sh2-115, Sh2-116 and surrounding LBNs

Sun, 24 Aug 2025 17:01:00 +0000

This deep wide-field exposure showcases Sh2-115, a prominent but faint emission nebula located in the constellation Cygnus. The field is incredibly rich in glowing hydrogen gas, featuring intricate networks of cosmic dust and faint Lynds Bright Nebulae (LBNs) spanning across the background.

Also visible in this deep field is the small, distinct circular patch of Sh2-116 (often associated with Abell 71). Once classified as a planetary nebula due to its morphological appearance, it was reclassified in 1991 as a compact HII region, although its classification is still discussed. This image perfectly highlights the intense red hydrogen-alpha emissions layered with natural RGB star colors.

NGC 7635: The Bubble Nebula

Wed, 06 Aug 2025 08:15:00 +0000

This image highlights NGC 7635, famously known as the Bubble Nebula, located in the constellation Cassiopeia. The delicate, glowing sphere is actually a cavity blown out of the surrounding molecular cloud by the intense stellar winds and radiation from a massive, hot central star (BD+60°2522). The fierce interaction between the expanding bubble and the denser surrounding material creates the sharp, luminous edges visible in this deep capture.

Note: This image is a detailed crop taken from the wider field capture of the Lobster Claw Nebula (Sh2-157) and its surrounding region.

Sh2-157: The Lobster Claw Nebula and Surrounding Region

Wed, 06 Aug 2025 08:15:00 +0000

This wide-field deep exposure captures a remarkably rich and active region of the night sky located on the border of the constellations Cassiopeia and Cepheus. Dominating the left side of the frame is Sh2-157, often referred to as the Lobster Claw Nebula, a large emission nebula characterized by its sweeping, claw-like structures of ionized hydrogen gas.

To the upper right, the iconic Bubble Nebula (NGC 7635) is clearly visible, formed by the fierce stellar wind from a massive central star pushing against the surrounding molecular cloud. Just above it sits the bright and compact open star cluster M52 (The Scorpion Cluster), beautifully contrasting the deep red hydrogen emission with the sparkling blue and white light of its hundreds of young stars. Additional smaller emission patches are scattered throughout this incredibly dynamic cosmic landscape.

Sh2-114: The Flying Dragon Nebula

Tue, 05 Aug 2025 09:12:00 +0000

Sh2-114, popularly known as the Flying Dragon Nebula, is a faint and complex emission nebula located in the constellation Cygnus. It features delicate, wispy filaments of glowing hydrogen gas that stretch across the star-rich background, creating an unmistakable silhouette of a mythical dragon taking flight across the cosmos.

The intricate, ribbon-like structures of this nebula are quite unusual. This image combines deep Hydrogen-alpha data to reveal the structural details, layered with RGB data for natural star colors.

LDN 1217 and PK 111+11.1: Wolf's Cave Region

Sun, 01 Dec 2024 12:25:00 +0000

This deep exposure captures the fascinating region around the dark nebula LDN 1217 in the constellation Cepheus. The long, dusty filament obscures background stars and terminates in a striking blue reflection nebula, vdB 152 (also known as Wolf’s Cave), where the dust is illuminated by a hot nearby star.

Adding brilliant contrast to the scene is the planetary nebula PK 111+11.1, glowing brightly in teal and red in the upper right. Faint sweeps of red hydrogen emission, captured using the dual-band L-eXtreme filter, streak across the rich starry background, highlighting the complex and dynamic interstellar medium of this area.

LDN 1235: The Shark Nebula

Sat, 02 Nov 2024 17:28:00 +0000

This deep exposure captures LDN 1235, famously known as the Shark Nebula, located in the constellation Cepheus. This large, dark molecular cloud complex is part of a vast region of galactic cirrus—faint, dusty material illuminated by the integrated starlight of the Milky Way. Its dense, light-absorbing dust creates the distinct shape of a shark’s head and body seemingly cruising through the cosmic ocean.

Accompanying the “shark” are two beautiful blue reflection nebulae, vdB 149 and vdB 150, which are illuminated by nearby hot stars and perfectly highlight the edges of the dark dust. Adding further depth to the background, a distant spiral galaxy (PGC 67671) is visible to the right of the main nebula.

LDN 1355, 1357 & 1358: The Helping Hand Nebula

Sun, 29 Sep 2024 21:19:00 +0000

This deep exposure captures the intriguing dark nebula complex of LDN 1355, LDN 1357, and LDN 1358, affectionately known as the “Helping Hand Nebula.” Located in the constellation Cassiopeia, this dense cloud of interstellar dust obscures the light from the background stars, creating the distinct silhouette of a hand reaching out across the cosmos.

The surrounding field is heavily populated with faint, sweeping, brownish cosmic dust (often referred to as galactic cirrus) and delicate patches of blue reflection nebulae. This highlights the incredibly dynamic and dusty environment of this fascinating region.

vdB 142: The Elephant Trunk Nebula

Sat, 07 Sep 2024 11:02:00 +0000

This deep image features vdB 142, popularly known as the Elephant Trunk Nebula, located in the constellation Cepheus. It is a concentration of dense interstellar gas and dust embedded within the much larger ionized emission region IC 1396. The dark, meandering column is an active star-forming region, shielding newly born stars inside from the harsh surrounding environment.

The edges of the “trunk” are brightly illuminated and ionized by the intense ultraviolet radiation from a massive nearby star, creating the glowing bright rim that outlines the structure against the rich, red hydrogen background.

IC 5146: The Cocoon Nebula

Sun, 11 Aug 2024 15:10:00 +0000

IC 5146, widely known as the Cocoon Nebula, is a striking star-forming region located roughly 2,500 to 3,000 light-years away in the constellation Cygnus. This image beautifully captures the glowing red emission of ionized hydrogen, illuminated by a newly formed central cluster of young, hot stars.

The bright core is intricately laced with dark, obscuring dust lanes that surround the nebula and stretch outward. Off to the side, a delicate blue reflection nebula is visible, created by starlight scattering off the surrounding interstellar dust particles.

M16: The Eagle Nebula and The Pillars of Creation

Sun, 11 Aug 2024 13:37:00 +0000

This image showcases M16, the Eagle Nebula, a vast emission nebula and H II region located in the constellation Serpens. At the heart of the nebula lie the famous “Pillars of Creation,” towering columns of interstellar dust and gas that serve as active star-forming nurseries. The intense ultraviolet radiation from the open cluster of young, massive stars illuminates the surrounding hydrogen gas, carving out the cavity and creating the vibrant red glow.

NGC 6781: The Snowglobe Nebula

Thu, 25 Jul 2024 11:05:00 +0000

This image captures NGC 6781, widely known as the Snowglobe Nebula, a beautiful planetary nebula located in the constellation Aquila. The bubble-like structure is formed by the outer layers of a dying sun-like star being cast off into space. The intense ultraviolet radiation from the exposed white dwarf core illuminates the expanding gas, creating the distinct color separation seen here: a hot, glowing blue center dominated by ionized oxygen (OIII) and a cooler, delicate red outer shell composed primarily of hydrogen (H-alpha).