By SAMIT SAHA | Doda, Jammu & Kashmir, India

By Yasir Malik | Rawalpindi, پنجاب, Pakistan

By Jelieta Walinski Ph.D | Desert Bloom Observatory, AZ, USA

By Hassan Dadashi Arani | Esfahan province. Iran

By Daniil Babinskiy | Mountain view, CA, USA

By Alexander Krivenyshev | Guttenberg, NJ

By Patricio Leon | Santiago, Chile

By Greg Redfern | Central Virginia

By Mary Papin | Redwood Valley, CA

By Nina Gorenstein | West Lafayette, IN, USA

By Asha Prasad | Minnesota, USA

By Frank Lu | Arlington, Texas, USA

By Mario Rana | Hampton, Virginia

By Stephen Browne | Morehead City, NC, USA

By Eric Jensen | Milwaukee, WI

By Victor Rogus | Sedona Arizona USA