The University of Texas at Austin team that led a twin satellite system launched in 2002 to take detailed measurements of the Earth, called the Gravity Recovery and Climate Experiment (GRACE ...

GRACE began with a radical idea. Principal investigator Byron Tapley (University of Texas Center for Space Research) said, 'The completely new idea about GRACE was the perception that measuring ...

The GRACE mission is a joint German-American project. The primary objective of the GRACE mission was to obtain accurate global models for the mean and time variable components of the earth´s gravity ...

Across the entire period of the two missions - 2002 to 2019 - Greenland has lost some 4,550 billion tonnes of ice, an average of 268 billion tonnes annually, which puts the scale of last summer ...

This will now be the main ranging instrument. GRACE-C The method of the mission is described as follows. Like with its predecessors, the GRACE-C mission will precisely measure small distance changes ...

GRACE is managed for NASA by the Jet Propulsion Laboratory (JPL), Pasadena, Calif. The University of Texas Center for Space Research has overall mission responsibility.

Of course, when winter set in, some of that mass would have been recovered as it snowed across the ice sheet. The data comes from the joint US-German space mission known as Grace-FO.