Dec. 14 (UPI) -- Rocket Lab has successfully launched an Electron technology demonstration satellite for the Japan Aerospace Exploration Agency.

The Saturday mission was the 77th Electron launch, and deployed JAXA's Rapid Innovation Payload Demonstration Satellite 4, known as RAISE 4, into a low-Earth orbit, 325 miles above the ground, about 55 minutes after liftoff.

MISSION SUCCESS! Payload deployment confirmed for Electron's 77th launch, releasing @JAXA_en's RAISE-4 satellite to a 540km LEO ️ pic.twitter.com/gJP0Mxrd1w— Rocket Lab (@RocketLab) December 14, 2025

The Electron mission lifted off from Rocket Lab's Launch Complex in New Zealand at 10:09 p.m. EST.

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