1990年,第一台天基光学望远镜——哈勃太空望远镜——成功发射,拍摄了最深的、最精细的宇宙可见光景象。
In 1990, the first space-based optical telescope, the Hubble space telescope, was launched, providing the deepest, most detailed visible-light view of the universe.
该地区以其壮观的地理环境和自然美景而出名,拥有北部针叶林、大草原和北极光景象。
The region is characterized by its spectacular geography and natural beauty including the Boreal Forest, the Prairies and the Northern Lights.
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