Russian Astronaut Kud-Sverchkov's Instagram video from ISS shows Orange Halo around Earth

Sergei Kud-Sverchkov, a Russian Astronaut, has shared an interesting video from . video highlights how it may feel like to witness sunrise as an astronaut. Kud-Sverchkov wrote in caption that “We will fly over Pacific Ocean, fly over cities in United States and Canada, and n meet sunrise over rth Atlantic. From complete darkness we fly into part of orbit that is t yet illuminated by Sun but is illuminated by Moon, so even at night you can clearly see ocean, clouds and night cities."

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Im ~ Sergei Kud-Sverchkov Instagram video

However, in his official Instagram post, Roscomos astronaut mentioned about orange halo around Earth. He said that halo is thing but Earth's own glow. In Instagram video below, you will be able to see orange halo above Earth which is practically invisible from surface, however, but is clearly distinguishable from ISS. glow which you can see actually arises from processes in upper atmosphere.

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Roscomos Cosmonaut Sergei Kud-Sverchkov furr describes occurrence by writing: “Approaching polar latitudes, we observe appearance of oval of rrn lights. bright characteristic green light is recognized by many – it is glow of atomic oxygen at altitudes of 80–150 km (at a wavelength of 557.7 nm). If you look closely, re is ar one above green halo, dark red – this is glow of molecular nitrogen, as well as atomic oxygen at altitudes of 150-400 km (at wavelengths of 630 and 636.4 nm) – just almost at altitude of ISS flight.”

Im ~ Sergei Kud-Sverchkov Instagram video

Apart from orange halo around Earth, you will be able to see a bright blue stripe on horizon which is dawn. Also, flying objects that can be seen on right side of video right before dawn are actually satellites that seem completely visible due to reflection of sunlight.

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Roscomos Cosmonaut Sergei Kud-Sverchkov's Instagram video about Orange Halo 

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