MDS 1 (Mission Demonstration Satellite 1), renamed Tsubasa after launch, is a Japanese satellite that was launched by a H-2A-2024 rocket from Tanegashima Space Center at 02:32 UT on 4 February 2002. It was renamed Tsubasa (meaning Wings) after the successful launch.

Mission type: Planetary Science · Orbit: Elliptical Orbit

Rocket: H-IIA · Provider: Japan Aerospace Exploration Agency