We have the official announcement today, September 9th, on the author Masami Kurumada that the Saint Seiya: Next Dimension manga will have 16 more chapters until its conclusion.
According to reports, rumors suggest that the author is planning his retirement.
Synopsis:
The main plot takes place in the 18th century during the previous "Holy War" between the goddess Athena and the god Hades, and focuses on the battles between the warriors of each deity who are known as the Knights and the Specters, respectively.
The Next Dimension manga began in 2016 in Akita Shoten's monthly magazine Weekly Shōnen Champion . Furthermore, the work is canon to the main storyline we know from Saint Seiya, which concludes in the anime with the Hades .
Via: Official Website