Caption:: The sky seen in the lower hemisphere has distinctive cosmic features, such as the Large and Small Magellanic Cloud and the Keyhole Eta Carina Nebula, which are not found in the sky of the upper hemisphere.

• 南半球的星空与我们的不大一样，南半球星空蕴藏很多独有的宝藏，如大小麦哲伦云和图中的船底座匙孔星云。