Throughout the history of aviation and space exploration, women have fought to be on equal terms with their male counterparts. At this family day, on Sept. 16, 10 a.m. to 3 p.m., learn about the significant contributions women have made. The day will feature presentations by women in the field, hands-on activities and stories. The National Air and Space Museum is at Independence Avenue at Sixth Street SW. airandspace.si.edu.