Uploaded March 2025 | Updated September 2026, 1 week ago
Atmospheric optics–how light from the sun, moon, and other sources interacts with our atmosphere–is the source of some of nature’s most fascinating sights, from sunset reds to icy halos and colorful rainbows. This session focuses on the science and cultural significance of atmospheric optical effects, as well as how to observe them and capture them in photographs. In other words, understanding and appreciating what we can see in the sky.
Atmospheric optics–how light from the sun, moon, and other sources interacts with our atmosphere–is the source of some of nature’s most fascinating sights, from sunset reds to icy halos and colorful rainbows. This session focuses on the science and cultural significance of atmospheric optical effects, as well as how to observe them and capture them in photographs. In other words, understanding and appreciating what we can see in the sky.










