This post is also available in: 日本語 (Japanese)
A star friend from Gunma Prefecture came to see my 40cm telescope.❗It was a fun time to understand the defect of the equator.
This post is also available in: 日本語 (Japanese)
A star friend from Gunma Prefecture came to see my 40cm telescope.❗It was a fun time to understand the defect of the equator.