Sol to Tau Ceti:
Tau Ceti is approximately 11.9 light-years away from Sol.Tau Ceti to Epsilon Indi:
The distance between Tau Ceti and Epsilon Indi is about 10.5 light-years.Epsilon Indi to Sol:
Epsilon Indi is approximately 11.8 light-years away from Sol.
At one-tenth c (lightspeed), travel times:
Sol to Tau Ceti: 119 years
Tau Ceti to Epsilon Indi: 105 years
Epsilon Indi to Sol: 118 years
The other stars are out of true position because they are in three dimensions: only the Sol-Tau Ceti-Epsilon Indi triad is drawn in precisely the same plane.