Mary Warwick, left, the habitat and stewardship manager for Artist Boat, and Mort Voller, a member of the organization’s board, watch a gallinule and her chick from the Edward and Helen Oppenheimer Bird Observatory at the Artist Boat Coastal Heritage Preserve in Galveston. Photo by Jennifer Reynolds

Blaine Brown, deputy for the Orion crew and service module at Lockheed Martin, talks about NASA’s next step in space exploration at Johnson Space Center in Houston. Photo by Stuart Villanueva

Exhibits Director Paul Spana looks over the lunar landing exhibit at Space Center Houston. Photo by Stuart Villanueva

Robert Pearlman tries on one of the astronaut gloves in his collection at his Clear Lake-area home. Pearlman, who runs a website called CollectSpace, has an extensive collection of NASA memorabilia and artifacts ranging from promotional items to actual pieces of various spacecraft. Photo by Stuart Villanueva

Exhibits Director Paul Spana talks about the collection of moon rocks at Space Center Houston. The rocks, some of the rarest items on the planet, are stored in a case filled with nitrogen for their protection. Photo by Stuart Villanueva

The Harvest Moon as seen in September 2013 around NASA’s Goddard Space Flight Center in Greenbelt, Maryland. According to folklore, every full moon has a special name that says something about the season or month in which it appears. Photo courtesy of NASA/Goddard/Debbie McCallum