10/22/2026
The Chart Room · space

Red light, white light: How to preserve your night vision while using stargazing apps

Filed by Dana Graviton
Red light, white light: How to preserve your night vision while using stargazing apps
The right apps can take a lot of the work out of stargazing, but they can also stop your eyes from adjusting to the dark. Here's how to use them without ruining your skywatching.
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Dana Graviton
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Red light, white light: How to preserve your night vision while using stargazing apps — The Chart Room