Helping Satellites Be Right as Rain
Wednesday, June 8, 2016 - 12:41
in Astronomy & Space
As you read this, a NASA satellite orbits around planet Earth, gathering data on -- of all things -- soil moisture. By using numerous instruments here on Earth, researchers are helping NASA determine the accuracy of its Soil Moisture Active Passive, or SMAP, satellite. At the same time, they are working to ensure the methods and instruments they are using on the ground are also comparable.