By Scott Smith | Palmetto, Florida USA

By Hassan Dadashi Arani | Esfahan province. Iran

By Patricio Leon | Santiago, Chile

By Mohammed Abdallah | Suez, Egypt

By Mario Rana | Hampton, Virginia

By Amr Elsayed | Cairo, Egypt

By Hassan Dadashi Arani | Esfahan province. Iran

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