By Nina Gorenstein | West Lafayette, IN, USA

By James Gaulding | Las Cruces, New Mexico

By David Hoskin | Halifax, Nova Scotia, Canada

By Nancy Reeves | Emerson, GA USA

By Jelieta Walinski Ph.D | South Dakota, USA

By Vasudevan Padmanabhan | Kalyan, Maharashtra, India

By Lorraine Boyd | Selkirk, NY

By Kevan Hubbard | Newcastle, Northumberland, England

By Hassan Dadashi . arani | Esfahan.iran

By Stephanie Becker | San Francisco Bay Area, Moraga, CA

By Diptiman Nandy | IC Astronomy. Oria, Almería, Spain

By Salil Kawli | Mumbai India

By Nina Gorenstein | West Lafayette, IN, USA

By Retha Sawyer | White Oak Lake State Park, Bluff City, AR, USA

By Chuck Reinhart | Vincennes, Indiana

By Jordi Coy | Elda, Alicante, Spain