How this 4-Foot boat crossed the Atlantic alone

19.5K views · 478 likes · Oct 24, 2026

Oshen's C-Star PC13, a 56 kg robot sailboat with a 1.3-metre hull, has become the first boat to finish the Microtransat Challenge's fully autonomous class, sailing from the Canary Islands to the far side of the Atlantic with no human input. We break down the engineering that lets…