retroscifiart:David Hardy - Planet of Zeta Aurigae (from The New Challenge of the Stars by Patrick M
retroscifiart:David Hardy - Planet of Zeta Aurigae (from The New Challenge of the Stars by Patrick Moore & David Hardy 1977) -- source link
retroscifiart:David Hardy - Planet of Zeta Aurigae (from The New Challenge of the Stars by Patrick Moore & David Hardy 1977) -- source link