A soft layer inside the Moon

Lunar interior properties from frequency-dependent Love numbers and dissipation newly determined from GRAIL and LRO data

A low-density ocean inside Titan inferred from Cassini data

Lower Love number k2 obtained from a reanalysis of the Cassini radio tracking data

History of Ceres's Cold Traps

Refined shape models of polar craters indicate that putative ice deposits found in some PSRs are remarkably young.

A New View of the Lunar South Pole from LOLA

Updated LOLA maps and point clouds of the lunar south pole

Measuring the Venus Loading Love numbers

Future VERITAS measurements of the gravitational atmospheric loading may help refine Venus interior structure knowledge.

Mercury South Pole Topography

New high-resolution topographic model of Mercury's South Pole from MESSENGER MDIS NAC shape-from-shading

Lunar Polar Wander

Small impact craters matter to the path and magnitude of true polar wander.

Mercury's Prokofiev Crater

A detailed look at the Prokofiev crater in Mercury's north polar region

Mercury Lithospheric Properties & Gravity

New gravity field models of Mercury based on "Line-of-Sight" Data provide new constraints on lithospheric properties.

Mercury Interior from Orientation, Gravity, and Tides

Evaluation of Recent Measurements of Mercury's Moments of Inertia and Tides

Extrusive Domes on Europa

Topographic profiles for 10 domes in Europa’s Conamara Chaos Region

South Pole LOLA DEM Mosaic

5m/pixel DEM for the 87-90°S lunar polar region.

Improved LOLA DEMs for South Pole Landing Sites

Improved LOLA Elevation Maps for South Pole Landing Sites: Error Estimates and Their Impact on Illumination Conditions

SLDEM2015

Global topographic model of the Moon from LRO/LOLA and Kaguya/TC.

50,000 LRO orbits !

Explore the orbit parameters and geometry of the last 11 years.

Lunar Gravity Field

GRGM1200A is the latest GRAIL gravity field from NASA GSFC.

Local lunar gravity field models

In addition to global lunar gravity field models, we also produce high-resolution local models.

About the Planetary Geodesy Data Archive

The Planetary Geodesy Data Archive (PGDA) is a resource intended to present and distribute scientific data products to the planetary science community. The PGDA highlights datasets produced by members of the Planetary Geodesy ISFM at NASA Goddard Space Flight Center (GSFC) and by members of the Planetary Geology, Geophysics and Geochemistry Laboratory (Code 698 at NASA GSFC).

A soft layer inside the Moon

A low-density ocean inside Titan inferred from Cassini data

History of Ceres's Cold Traps

A New View of the Lunar South Pole from LOLA

Measuring the Venus Loading Love numbers

Mercury South Pole Topography

Lunar Polar Wander

Mercury's Prokofiev Crater

Mercury Lithospheric Properties & Gravity

Mercury Interior from Orientation, Gravity, and Tides

Extrusive Domes on Europa

South Pole LOLA DEM Mosaic

Improved LOLA DEMs for South Pole Landing Sites

SLDEM2015

50,000 LRO orbits !

Lunar Gravity Field

Local lunar gravity field models

About the Planetary Geodesy Data Archive

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Evaluation of Recent Measurements of Mercury's Moments of Inertia and Tides

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Geodetic Evidence that Mercury has a Solid Inner Core

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Lunar interior properties from frequency-dependent Love numbers and dissipation newly determined from GRAIL and LRO data

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Near-infrared photometry of the Moon’s surface with passive radiometry from the Lunar Orbiter Laser Altimeter (LOLA)

Large-scale Lunar Elevation Models to Support Optical Navigation

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The Contribution of Small Impact Craters to Lunar Polar Wander

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High-Resolution LOLA Topography for Lunar South Pole Sites

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