Oneosat

Oneosat is a satellite developed by the Japan Aerospace Exploration Agency (JAXA) as a technology demonstration mission. Its primary objective is to test and verify advanced technologies for future space missions, particularly in the areas of satellite operation and communication. The name "Oneosat" is a portmanteau, reflecting its role as a single, integrated platform for testing various new systems.

Launched on December 22, 2017, aboard an Epsilon rocket, Oneosat's mission was designed to be relatively short-term, focusing on proving the efficacy of its experimental payloads. These payloads included components for improved data handling, more robust communication capabilities, and potentially new methods for attitude control. The satellite's mission aimed to reduce the risk and cost associated with implementing these technologies on larger, more complex future spacecraft.

The data and operational experience gained from Oneosat contribute significantly to JAXA's understanding of cutting-edge space technologies. This knowledge is crucial for the development of next-generation satellites and space systems, enabling more efficient, reliable, and cost-effective space exploration and utilization. While specific details about all tested technologies may not be publicly disclosed, the overall success of the Oneosat mission underscored JAXA's commitment to technological innovation in space.