Caption:: In summer night time, the milky way is the most easily seen object, apart from that, the summer triangle - Altair , Vega and Deneb are also shinning brightly.

• 在夏夜，在漆黑的夜空中除了可见壮丽的银河横夸整个天际外，夏季大三角牛郎织女天津四等星也在夜空中闪烁，照亮大地。