astronomical network

例句：

1. 1. The astronomical distance between the stars is a mystery to us.
   星星之间的天文距离对我们来说是一个谜。
2. 2. The astronauts are exploring the farthest reaches of our solar system.
   宇航员们正在探索我们太阳系的最远边缘。
3. 3. The astronomy club meets every Wednesday at 7 pm in the school auditorium.
   天文俱乐部每周三晚上7点在学校礼堂举行。