RT @earthskyscience: Discern supermoon’s large size with the eye? Observer says yes
bit.ly/1OS3iiV
By D. Fischer
Photo Joe Randall http://t.co/qOQJ0dhqfQ
RT @earthskyscience: Discern supermoon’s large size with the eye? Observer says yes
bit.ly/1OS3iiV
By D. Fischer
Photo Joe Randall http://t.co/qOQJ0dhqfQ