On Cupid! On, Donner and BARREL! https://www.nasa.gov/image-article/on-cupid-on-donner-and-barrel/ #NASA #BARRELBalloonArrayForRadiationBeltRelativisticElectronLosses #ScientificBalloons
On Cupid! On, Donner and BARREL! - NASA
In this image from Dec. 8, 2017, four reindeer walk past the Balloon Array for Radiation-belt Relativistic Electron Losses, or BARREL, payload on the launchNASA