This is the Swedish-ESO Submillimetre Telescope (SEST) which stands at La Silla, but was decommissioned in 2003. In the background you can see the ESO 3.6-metre telescope, which has been in operation since 1987.

2025-08-06 分类：宇宙星空热度：4 格式：JPG 尺寸：5000x3333

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