Noctilucent clouds were once thought to be a fairly modern phenomenon. A team of researcher have recently calculated that Earth…
Noctilucent clouds 50 miles above the Earth in the mesosphere. A NASA mission spent five days above the Arctic photographing…
A trio of talented Dutch astrophotographers have captured a series of magnificent views of the rare and beautiful phenomena known…
[/caption] Soon you may see an eerie spectacle on clear summer nights if you are located at latitudes between 50°…
[/caption] Seen from space, the Earth's atmosphere is incredibly thin, like a slight haze around the planet. But the atmosphere…