The calculated distance (air line) between Niefern-Öschelbronn and Hemmingen is approximately 12 miles respectively 19 kilometers.
By car or train, the actual journey to Hemmingen is certainly longer, as only the direct route (as the crow flies) between Niefern-Öschelbronn and Hemmingen has been calculated here.
Air line (approximately)
19 kilometers
10 nautical miles