noun
Sidereus Nuncius (Galileo's treatise, 1610)
Title of a specific historical scientific work; used as a proper noun.
ガリレオ・ガリレイの『星界の報告』は1610年に出版された。
Galileo Galilei's 'Sidereus Nuncius' was published in 1610.
The Japanese title is a direct translation of the Latin 'Sidereus Nuncius' (Starry Messenger), using 星界 (starry realm) and 報告 (report).