Astronomy Picture of the Day . ... Pictured above, the Sakurajima volcano in southern Japan was caught erupting early last month. ... Night Launch of the Space Shuttle Endeavour . ... This fairly common sight occurs when high thin clouds containing millions of tiny ice crystals cover much of the sky. ... Hong Kong Sky . ... It follows a young crescent Moon, with brilliant planet Jupiter to its left, as they set together in the western sky. ... Dust Storm on Mars . ... What is this strange object? ...