NGC 2020 作者:Trolligi 发布日期: NGC 2020 is a large wind-blown bubble nebula surrounding the Wolf-Rayet star BAT99-59. It is located about 163,000 light-years away in the Large Magellanic Cloud 点击这里帮助我们翻译这个页面。 在 Celestia 中打开(推荐) 或者 下载 如何安装插件?在这里获取指导。