Annotations of elementary astronomical observation


Archive for the ‘Moon’ Category

Sinus Iridum and the Moon Maiden

Posted by: bitacoradegalileo on: July 27, 2011

Sinus Iridum is a representative bay on the visible side of the moon, on the northwestern edge of Mare Imbrium (the Sea of ​​Rains), whose location we pointed out in the photograph on the left, marked in red. This is a vast mare, the second largest in the Moon, only surpassed in diameter by Mare […]



Posted by: admin on: July 16, 2011

Today we write an explanation of the meaning of “lunar terminator”. I searched the internet and not fully satisfied me anything I found. So I accepted the challenge to explain it myself, with some graphic support, to help understand it better. It is well known that the moon, the beautiful heavenly body that serves us as companion day and night, though […]