| astronautix.com | STS-73 |
Carried USML-2 for microgravity experiments (attached to Columbia). Payloads: United States Microgravity Laboratory (USML) 2, Orbital Acceleration Research Experiment (OARE).
Orbits of Earth: 256. Distance traveled: 10,621,670 km. Orbiter Liftoff Mass: 116,646 kg. Orbiter Mass at Landing: 104,398 kg. Payload to Orbit: 15,250 kg. Payload Returned: 15,250 kg. Landed at: Concrete runway 33 at Kennedy Space Center, Florida. References: 2 , 5 , 6 , 7 .