By Muhammad Alaa | Egypt , Assiut

By lydia wirkus | chugiak, alaska

By Lou Musacchio | Montreal Quebec Canada

By VICTOR SUNSTAR astronomer | Kitt Peak Nat Obs --- Tucson

By Arash Sefidgaran | London, UK

By Charles Reinhart | Vincennes, Indiana

By juan manuel pérez rayego | Mérida, España

By Kevan Hubbard | Seaton Carew ,Co Durham ,England

By Steve Price | Draper, UT, USA

By Andy Dungan | Near Cotopaxi, Colorado USA

By Mohammed Abdallah | Suez, Egypt

By Andy Heiz | New Paltz, NY, USA

By Paul C. Peh | Waitakere, North Island, New Zealand

By Hassan Dadashi Arani | Esfahan province. Iran

By Teresa Molinaro | Aspra, Sicily, Italy

By PAOLO PALMA | Naples, Italy