254 miles.
The nearest star to our own Sun is the red dwarf Proxima Centauri, which is 4.2 light years away. That's 24,689,699,200,000 miles. In globular clusters, the stars are somewhat closer together, but...
50.69 miles (81.58 kilometres)
The driving distance between Erzurum, Turkey and Antalya, Turkey is 771 road miles.
about 10