NASA Study Solves Two Mysteries About Wobbling Earth – GRACE-FO

Using satellite data on how water moves around Earth, NASA scientists have solved two mysteries about wobbles in the planet's rotation -- one new and one more than a century old. The research may help improve our knowledge of past and future climate.

GRACE (Gravity Recovery And Climate Experiment) - eoPortal

As I understand, the Earth oscillates around its axis. If this is correct, how do geo-stationary satellites stay over one spot? Do they oscillate too? - Quora

EO Topics on Climate Change - eoPortal

Extending the Global Mass Change Data Record: GRACE Follow‐On Instrument and Science Data Performance - Landerer - 2020 - Geophysical Research Letters - Wiley Online Library

GRACE-FO (Gravity Recovery And Climate Experiment - Follow-On) - eoPortal

Education News & Blogs – NASA Jet Propulsion Laboratory

Living on Earth: I Feel the Earth Move

GRACE - FO

JPL's GRACE Mission at 20 Years – GRACE Tellus

GRACE-FO

2020 in science - Wikipedia

Extending the Global Mass Change Data Record: GRACE Follow‐On Instrument and Science Data Performance - Landerer - 2020 - Geophysical Research Letters - Wiley Online Library

Twin Spacecraft Launch to Track Earth's Water Movement – GRACE-FO