Various times it would take to reach the nearest star Proxima Centauri, around 4.24 light years away

Gravitational Assists (150,000 mph) - 18,000 years

Nuclear Pulse Propulsion (31,068,559 mph) - 85 years

Ion Drive Propulsion (35,000 mph) - 81,000 years

Space Shuttle Speeds (17,500 mph) - 162,651 years

Voyager Spacecraft (38,000 mph) - 76,000 years

Speed of Light (186,282 miles per second or 670,616,629 mph) - 4.24 years