Ariane 5 ferried NASA instrument to orbit despite launch scare

NASA’s Global-scale Observations of the Limb and Disk (GOLD) is a microwave-sized instrument designed to investigate the boundary between space and Earth’s upper atmosphere. The data it will send back from geostationary orbit about 22,000 miles away will help us better understand the boundary’s role in terrestrial and space weather. Elsayed Talaat, NASA’s heliophysics chief scientist, explained