Mrozek Norbert

Mrozek Norbert wrote a new post, Komet C/2017 O1 (ASASSN1) begegnet Californianebel vor 7 Jahren, 7 Monaten

Mrozek Norbert wrote a new post, Komet C/2017 O1 (ASASSN1) vor 7 Jahren, 7 Monaten