September

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[Sky]

Have You Seen Polar Lights?

Polar lights are one of the most beautiful natural phenomena on Earth If we were to rank the most beautiful atmospheric phenomena, we would definitely give one of the highest places to polar lights. The ideal time for them is clear frosty nights from September to March at latitudes of about 67–70°.

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[Earth]

Astronomical Autumn

Meeting the astronomical autumn on September 22. Already next week, on September 22, the autumn equinox will occur, that is to say, autumn will start according to the astronomical calendar. It is on this day that the light and dark hours of the day will equal each other, and then the light part will start to decrease.

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[Earth]

What is "Indian summer"?

What is “Indian summer” and when does it happen? Mid-autumn is the time for the “return of summer”. Though all of us understand pretty well that a couple of warm and sunny autumn weeks will soon be replaced by the first frost, we continue calling this short period as summer.

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[Sky]

Observing the Andromeda's Nebula

Already in mid-September, immediately after sunset, it will be possible to observe the galaxy beautifully named as “Andromeda’s Nebula” (M31). It will be possible to see it more clearly through binoculars, and if you also have a telescope, then you will be able to see its satellites - compact elliptical galaxies M 32 and M 110.

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