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APOD: 2026 July 30 – Red Sun trough Wildfire Smoke
A photograph taken on July 22, 2026, in the Okanagan region of British Columbia shows the Sun appearing red due to wildfire smoke.
Why it matters
Wildfire smoke changes how light is scattered in the atmosphere, causing the Sun and sunrises to appear redder or more colorful to people on Earth.
The details
- Smoke acted as a solar filter, allowing direct photography of the Sun.
- The image reveals several sunspots, including the large active region AR 4493.
- Small smoke particles block and scatter blue light to create redder colors.
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