Space.comSpaceflightHuman Spaceflight Poll: What Summer Olympic Sport Would You Like to See Played in Space? By SPACE.com Staff | August 8, 2012 05:04pm ET MORE What Summer Olympic Sport Would You Like to See Played in Space? Gymnastics - The twists and tumbles would be especially amazing without gravity weighing gymnasts down. Synchronized Swimming - What would it be like to swim in zero-G? Equestrian - Horses in space! Tennis - It wouldn't take much force to send a tennis ball flying. The 100-meter spacewalk - Without the ground to stride against, spacewalkers would make more of an amble than a dash.