GOLD Global-scale Observations of the Limb and Disk Active Mission GOLD measures densities and temperatures in Earth’s thermosphere and ionosphere. Type Orbiter Launch Jan. 25, 2018 Target Earth Objective Study Earth’s thermosphere and ionosphere Learn more about GOLD GOLD Stories Explore All GOLD (Global-scale Observations of the Limb and Disk) Stories Article6 Min ReadNASA Missions Help Explain, Predict Severity of Solar StormsArticle2 Min ReadWhat NASA Is Learning from the Biggest Geomagnetic Storm in 20 Years 5 Min ReadAlphabet Soup: NASA’s GOLD Finds Surprising C, X Shapes in AtmosphereArticle 4 Min ReadIn Earth’s Highest Atmospheric Layers, Space Weather Can Really Heat Things UpBlog 5 Min ReadGOLD’s Bird’s-Eye Reveals Dynamics in Earth’s Interface to SpaceArticle Keep Exploring Discover More from Earth Science Explore Earth Science Earth Science at Work NASA Earth Science helps Americans respond to challenges and societal needs — such as wildland fires, hurricanes, and water supplies… Earth Science Missions In order to study the Earth as a whole system and understand how it is changing, NASA develops and supports… Earth Science Data Open access to NASA’s archive of Earth science data