Arbeitskreis Meteore e.V.
AKM e.V.
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Water droplets
Refraction / Total internal reflection at air layers
Diffraction phenomena / Interference
Scattering of light
Luminous Phenomena
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Luminous Noctilucent Clouds
Luminous noctilucent clouds, or NLCs, illuminate the night sky in the summer months. Learn more about the silvery bright clouds that form at an altitude of 80km.
Opposition Effect
Light and shadow cause the area around the antisolar point to brighten.
UFOs
Unknown flying objects have fascinated us since the dawn of humanity. However, there is a plausible explanation for every sighting. Here are the most common ones.
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