Сер
5
2017
With the total solar eclipse on Aug. 21 only a few weeks away, astronomers have revealed what skywatchers can expect to see as the sun disappears behind the moon.
З ГЕОІНФОРМАТИКИ ТА СТАЛОГО РОЗВИТКУ
With the total solar eclipse on Aug. 21 only a few weeks away, astronomers have revealed what skywatchers can expect to see as the sun disappears behind the moon.