Pillars

James Webb Space Telescope NIRCam image of the Pillars of Creation.

Created with an alpha channel by iterating pixels in brightness order, searching RGBA space for the closest match to RGB*A for each pixel with every RGB unique.

Image Credit: NASA, ESA, CSA, Space Telescope Science Institute (STScI)
Original Image: https://stsci-opo.org/STScI-01GGF8H15VZ09MET9HFBRQX4S3.png
Website: https://webbtelescope.org/images