Dieter Ludwig

Dieter Ludwig wrote a new post, NGC 6729 vor 8 Jahren, 7 Monaten

Dieter Ludwig wrote a new post, NGC 6334 vor 8 Jahren, 7 Monaten

Dieter Ludwig wrote a new post, NGC 55 vor 8 Jahren, 7 Monaten

Dieter Ludwig wrote a new post, NGC 6357 vor 8 Jahren, 8 Monaten

Dieter Ludwig wrote a new post, IC 4628 in H-Alpha vor 8 Jahren, 8 Monaten

Dieter Ludwig wrote a new post, NGC 104 (47 Tucanae) vor 8 Jahren, 8 Monaten

Dieter Ludwig wrote a new post, NGC 1097 vor 8 Jahren, 8 Monaten