NASA/JPL 3D‑printed titanium antenna spring deploys on Proteus Space's Mercury One
NASA's Jet Propulsion Laboratory flew a 3D‑printed titanium spring — the JPL Additive Compliant Canister (JACC) — which successfully deployed aboard commercial smallsat Proteus Space's Mercury One on Feb. 3, 2026. Onboard video captured the device popping from its canister as the satellite passed over the Pacific in LEO.