By Nina Gorenstein | West Lafayette, IN, USA

By Lorraine Boyd | Cobleskill, NY

By Bianca Grossl | Stuart, FL, USA

By Patricio Leon | Santiago, Chile

By Carlos Rios-Martinez | Zacatecas, México

By Lorraine Boyd | Delmar, NY

By Patricio Leon | Santiago, Chile

By Yareny Barrios | San José Ojetenam, San Marcos, Guatemala

By Peter Lowenstein | Mutare, Zimbabwe

By Lorraine Boyd | Delmar, NY

By Denise Wolff | New Holland, PA, USA

By Filipp Romanov | Yanqi Lake Observatory, UCAS, Beijing, China

By Elmarie van Rooyen | Smoky Lake Alberta, Canada

By Steve Scanlon | Rumson, New Jersey

By Lorraine Boyd | Green Island, NY

By Peter Lowenstein | Mutare, Zimbabwe