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Wide-field image of the Dark Shark Nebula

Wide-field image of the Dark Shark Nebula

2025
Type
Nebula
Acquisition
Askar SQA55 · ToupTek ATR2600M
Integration
40h

LDN 1235 — the Dark Shark Nebula and its Wider Field

On this broad nebular canvas in Cepheus, LDN 1235 (top) and VdB 152 (center) are often observed and discussed side by side.

LDN 1235 is nicknamed the "Dark Shark Nebula" for the shadowy, shark-like silhouette it cuts in wide-field images. This dark nebula is built of dense interstellar dust and gas that blot out the starlight behind, lending the whole region an air of deep-sea gloom and mystery. Beyond the main shadow, patches of dust excited by interstellar radiation, glimpsed here and there, give off a faint luminescence — like a subtle breath within the darkness — adding layers and depth to the scene.

Neighboring VdB 152 (the "Wolf's Cave Nebula") is famous for its distinctive blue reflected light. As a reflection nebula it interacts with the surrounding dust, scattering the light of a nearby star into a soft, limpid blue and tracing fine, intricate contours. That reflected glow not only hints at the size and composition of the dust grains — it also gives the whole field its dramatic interplay of light and dark.

Askar SQA55
Touptek 2600m
iOptron GEM45
Antlia Lx200,Rx70,Gx70,Bx70,Hax70, 300s
Total integration time: 40hrs
2-panel mosaic