TOI-561

作者：Trolligi

发布日期：

TOI-561 is an old Sun-like star about 280.52 light-years away in the constellation Sextans. Estimated to be about 10.5 billion years old, its system of four (or possibly five) planets is one of the oldest planetary systems ever discovered

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。