By Olga Zueva | Pittsburgh, PA, US

By Patty Fine | Springfield, Illinois, USA

By Patty Fine | Springfield, Illinois, USA

By Patty Fine | Springfield, Illinois, USA

By Carole Chudak | Newmarket, Ontario, Canada

By Bryan Nolan | Douglas Massachusetts

By Kannan A | Woodlands, Singapore

By Kannan A | Woodlands, Singapore

By Sanjay Baskaran | Aylesbury, England

By Sanjay Baskaran | Aylesbury, England

By Dr Ski | 9.3°N, 123.3°E

By Dr Ski | Valencia Observatory, Central Philippines

By Dr Ski | Valencia Observatory, Central Philippines

By Kandaswamy Natarajan | Chennai TamilNadu India

By Hassan Dadashi.arani | Esfahan.iran

By Ragini Chaturvedi | Freehold, NJ