By Dr Ski | Valencia Observatory Garden, Philippines

By Elizabeth Riley | Grand Cayman, Cayman Islands

By Elizabeth Riley | Grand Cayman, Cayman Islands

By Dr Ski | 9.3°N, 123.3°E

By Dr Ski | 9.3°N, 123.3°E

By Dr Ski | Valencia Observatory, central Philippines

By Hassan Dadashi.arani | Esfahan.iran

By GREG REDFERN | Indian Ocean underway on Azamara Quest

By Jay Nefcy | Florence, Oregon

By kevan hubbard | Tackley, Oxfordshire, England.

By kevan hubbard | Tackley, Oxfordshire, England.

By Amy Allen | Carmel, Ca/My backyard

By Teresa Gassman | Gambrills, Maryland USA

By Dr Ski | Valencia Observatory Garden, Philippines

By Ragini Chaturvedi | Freehold, NJ

By Marilyn Moffatt | Richmond, RI.