nebulae / 2026-01-11
Bubble Nebula
NGC 7635
The Bubble Nebula is a good example of why processed astronomical images are not fake colour in the casual sense. They are translations: invisible structure made readable by careful filtering, calibration and contrast.
- Constellation
- Cassiopeia
- telescope
- Altair refractor
- camera
- Mono cooled camera
- filters
- Narrowband
- exposure
- Long integration over several sessions
- location
- Chapel Astro
- software
- PixInsight