Arts, something strange or science?

Sky net over Munich

Sky_IMG_0535_PN

Are we trapped now? Does this tell us our future (some people seem to think that looking at the sky or „into the stars“ may help)?
Extraterrestrians who try to keep us on our planet to avoid that we pollute other planets?

No, not at all, just a very visual science show of nature, chemistry, and exhaust gases from planes.

Science is beautiful.

(PS: No Photoshop involved, just a photo taken with the iPhone)