Science6 dSeptember 15, 2026, 20:01

Tiny autonomous boat completes 3,555-mile Atlantic crossing in 127 days

The four-foot autonomous sailboat Oshen C-Star PC13 traveled 3,555 miles from Gran Canaria to Barbados in 127 days, becoming the first vessel to complete the Microtransat Challenge since 2010. This was Oshen's third attempt after failures in 2023 and 2024.

Interesting Engineering Open source

Tiny autonomous boat completes 3,555-mile Atlantic crossing in 127 days

Boat started May 7 and reached Barbados after 127 days
Covered 3,555 miles without human intervention in decisions
Encountered waves up to 30 feet and Tropical Storm Dolly conditions
C-Star collects data on ocean temperature, pressure, and salinity

#Oshen

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Tiny autonomous boat completes 3,555-mile Atlantic crossing in 127 days

Deep Fission taps Youngquist Brothers to drill 1-mile borehole for underground reactor

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