Astronomicheskaya nedelya s 14 po 20 maya 2018 goda
11.05.2018 19:31 | Aleksandr Kozlovskii

Na dannoi nedele nachinaetsya sezon serebristyh oblakov, kotorye poyavlyayutsya na fone vechernih i utrennih sumerek. Esli zhe vechernie sumerki slivayutsya s utrennimi, to serebristye oblaka mogut nablyudat'sya v techenie nochi....