By Eliot Herman | Sierra Remote Observatory at Auberry California USA

By BHIMESWARA RAO MALISETTI | BANGALORE

By Hassan Dadashi Arani | Esfahan province. Iran

By EGIDIO VERGANI | Campo Cecina (Carrara-Italy)

By Victoria Bryhan | Corvallis, Oregon

By Mario Rana | Hampton, Virginia

By Don Karl | Death Valley

By Nina Gorenstein | West Lafayette, IN, USA

By Scott Smith | Palmetto, Florida USA

By Christoph Stopka | Lake DeWeese, Colorado. USA

By Hassan Dadashi Arani | Esfahan province. Iran

By Cecille Kennedy | Depoe Bay, Oregon

By Dan Brown | Over Grand Mesa, western Colorado

By Kevan Hubbard | Teesmouth Nature Reserve ,Co Durham ,England

By Sudhir Sharma | Stormville, NY

By Elmarie van Rooyen | Smoky Lake