Dr. Agnes Pasco Conaty, PhD will talk about the NASA GLOBE Observer Program and how families can participate in this citizen science program. Engr. Larry Hilliard will talk about the NASA Space Geodesy Program and the Goddard Visitor Center. The website's event description reads: "Enjoy a campfire under the stars! Discover more about Space and the contributions of NASA Goddard. Special Guest Speaker Dr. Agnes Conaty of the NASA Globe Project and Park volunteer Mr. Larry Hilliard, of NASA's Space Geodesy Project will join forces to describe International GLOBE Citizen Science and Space Geodesy that are done right here in Greenbelt!"