By Jeff Grubbs | Whitewater Draw, Arizona US

By Adiba Shaikh | Nashik, India

By Tirza Grant | Rancho Mirage California

By Hassan Dadashi . arani | Mashhad . Iran

By Kit-fun Ho | Kowloon, Hong Kong SAR

By Lorraine Boyd | Green Island, NY

By Diane Rains | Hudson, WI USA

By Barry Medlin | Hahira, GA

By RICHARD TAN | San Juan City, Metro Manila

By Mohamed Farouk | Kottamia Astronomical Observatory

By Peter Ryan | Providence, RI

By Kannan A | Singapore

By Asha Prasad | Minnesota, USA

By Hassan Dadashi . arani | Mashhad . Iran

By Aurelian Neacsu | Visina, Dambovita, Romania

By Mark Sansom | Melbourne Australia