Publikacii
za 18 yanvarya 2021.
Razdel: Lyubitel'skaya astronomiya
Kalendar' nablyudatelya na fevral' 2021 goda Ocherednoi vypusk ezhemesyachnika, osveshayushego astronomicheskie yavleniya i nebesnye tela, dostupnye dlya nablyudenii nevooruzhennym glazom i lyubitel'skimi opticheskimi sredstvami |
|