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Behind the image

Processing stories

Explore real images, compare results, and follow the choices behind the processing. Overviews are public; detailed workflows are available to members.

5 stories

Red Hα and cyan O III filaments of the East Veil Nebula surrounded by a restrained warm star field, photographed by Michael Page.

East Veil Nebula NGC 6992

HOO

Revealing the East Veil filaments

Two narrowband channels, 29 hours and 10 minutes of exposure, and a careful separation of nebula and stars. Follow the choices behind this red and cyan HOO image.

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Starless HOO image of the Crescent Nebula, with a bright intricate teal and pale coral shell suspended among sweeping red filaments and dark clouds.

Crescent Nebula - NGC6888

HOO

Let the shell stand alone

A delicate teal shell, a landscape of red filaments, and the decision to leave the stars behind. Twenty hours of Hα and OIII exposure reveal the Crescent within its surrounding clouds.

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Portrait of the Pelican Nebula in mapped SHO colors, with a luminous gold profile, flowing blue emission, dark dust lanes and restrained stars.

Pelican Nebula - IC5070

SHO

Finding the Pelican in blue and gold

A gold-lit profile rises from flowing blue emission. More than 27 hours of narrowband exposure, separate work on nebula and stars, and a brighter portrait finish shaped this view of IC 5070.

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