one astronomer who was intrigued by alter's observations was nikolai a. kozyrev, from the soviet union. in 1958 while kozyrev was looking for volcanic phenomenon on the moon, he observed the formation of a mist-like cloud within alphonsus. the spectrum of the area had been measured at this time, and displayed indications of carbon matter, possibly c gas. he believed this to be the result of volcanic or related activity. however no evidence for this phenomenon has been found from lunar missions, and the emission results have never been confirmed.