NASA WB-57 Research Plane (IMAGE) University of Colorado at Boulder Caption The NASA WB-57 plane will fly into clouds at 60,000 feet during the TC4 mission in Costa Rica, sampling cloud particles and chemistry. Credit NASA Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.