TandEM: Titan and Enceladus mission (2009)
Coustenis, A., Atreya, S. K., Balint, T., Brown, R. H., Dougherty, M. K., Ferri, F., ...
TandEM was proposed as an L-class (large) mission in response to ESA’s Cosmic Vision 2015–2025 Call, and accepted for further studies, with the goal of exploring Titan and Enceladus. The mission...
Flechtner, F., Neumayer, K. H., Kusche, J., Schäfer, W., Sohl, F.
A simulation study has been performed at GFZ Potsdam, which shows the anticipated improvement of the lunar gravity field model with respect to current (LP150Q model) or near-future (SELENE) knowledge...
Kowollik, S., Gaehrken, B., Fiedler, M., Gerstheimer, R., Sohl, F., Koschny, D.
During the last couple of years, engaged amateur astronomers have benefited by the rapid development in the field of commercial CCD cameras, video techniques, and the availability of mirror...
Spitzer, K., Sohl, F., Panzner, M.
We present a numerical simulation technique for the retrieval of the electric properties relative permittivity and conductivity of planetary, asteroid, and cometary regolith. Our simulation...
TandEM: Titan and Enceladus mission (2008)
Coustenis, A., Atreya, S. K., Balint, T., Brown, R. H., Dougherty, M. K., Ferri, F., ...
54 pages, 8 figures.-- In press.
Lunar Tidal Deformation and the Interior Structure of the Moon (2008)
Sohl, F., Hussmann, H., Grott, M., Knapmeyer, M., Oberst, J., Schmitz, N.
Important clues on the constitution of the lunar interior can be gained by monitoring tidally-induced surface deformations from orbiting and landed spacecraft and earthbased, highly precise lunar...
Surfaces and atmospheres of the outer planets, their satellites and ring systems: Part IV (2008)
Coustenis, A., Atreya, S., Casavecchia, P., Castillo, J., Dutuit, O., Hussmann, H., ...
This special issue of PSS is composed of selected articles based on research, presented during several different planetary meetings in 2007, including the European Geosciences Union (EGU) meeting (in...
Lunar Tidal Deformation and the Internal Structure of the Moon (2007)
Sohl, F., Hussmann, H., Grott, M., Knapmeyer, M., Oberst, J.
Monitoring tidally-induced deformations of the Moon from orbiting and landed spacecraft would provide important clues on the constitution of the lunar interior, thereby augmenting the Apollo seismic...
Degree-one convection and the origin of Enceladus’ dichotomy (2007)
Grott, M., Sohl, F., Hussmann, H.
Recently, the Cassini spacecraft has detected ongoing geologic activity near the south pole of Saturn’smoon Enceladus. In contrast, the satellite’s north-polar region is heavily cratered and...
Rationale for a Geophysics and Geodesy Payload for Lunar Networks (2007)
Schmitz, N., Biele, J., Grott, M., Knapmeyer, M., Oberst, J., Sohl, F., ...
Mercury's interior structure, rotation, and tides (2007)
VanHoolst, T., Sohl, F., Holin, I., Verhoeven, O., Dehant, V., Spohn, T.
This review addresses the deep interior structure of Mercury. Mercury is thought to consist of similar chemical reservoirs (core, mantle, crust) as the other terrestrial planets, but with a...
Jaumann, R., Spohn, T., Hiesinger, H., Jessberger, E.K., Neukum, G., Oberst, J., ...
The German initiative for the Lunar Exploration Orbiter (LEO) originated from the national conference “Exploration of our Solar System”, held in Dresden in November 2006. Major result of this...
Subsurface Oceans and Deep Interiors of Large Trans-Neptunian Objects (2007)
The detection of Trans-Neptunian objects (TNO’s) with a size similar to that of Pluto and Charon has raised the question of the possible internal structures of these class of objects. Estimates of...
Degree-one convection and the origin of Enceladus’ dichotomy (2007)
Grott, M., Sohl, F., Hussmann, H.
Recently, the Cassini spacecraft has detected ongoing geologic activity near the south pole of Saturn’s moon Enceladus. In contrast, its north-polar region is heavily cratered and appears to have...
Ground-based Observations of Venus in the Ultraviolet and Infrared Light (2007)
Kowollik, S., Gährken, P., Gerstheimer, R., Fiedler, M., Fischer, D., Sohl, F.
Degree-one convection and the origin of Enceladus’ dichotomy (2007)
Grott, M., Sohl, F., Hussmann, H.
Recently, the Cassini spacecraft has detected ongoing geologic activity near the south pole of Saturn’s moon Enceladus. In contrast, its north-polar region is heavily cratered and appears to have...
A Numerical Model for the Differentiation of Enceladus (2007)
The past close encounters of the CASSINI spacecraft in the Saturnian system have provided unprecedented insight into the geodynamics of small and mid-sized icy satellites. The newly determined...
Lunar Exploration Orbiter (LEO) (2007)
Jaumann, R., Spohn, T., Hiesinger, H., Jessberger, E.K., Neukum, G., Oberst, J., ...
Instrumented Moles for Planetary Subsurface Regolith Studies (2006)
Richter, L.O., Coste, P.A., Grzesik, A., Knollenberg, J., Magnani, P., Nadalini, R., ...
Soil-like materials, or regolith, on solar system objects provide a record of physical and/or chemical weathering processes on the object in question and as such possess significant scientific...
Simulation einer Permittivitätssonde zur Messung der elektrischen Eigenschaften von Regolith (2006)
Panzner, M., Sohl, F., Spitzer, K.
Numerische Simulation einer Permittivitätssonde zur Messung der elektromagnetischen Eigenschaften planetarer Regolithe
Hussmann, H., Sohl, F., Spohn, T.
The detection of induced magnetic fields in the vicinity of the jovian satellites Europa, Ganymede, and Callisto is one of the most surprising findings of the Galileo mission to Jupiter. The observed...
Instrumented Moles for Planetary Subsurface Regolith Studies (2005)
Richter, L., Coste, P., Grzesik, A., Magnani, P., Nadalini, R., Neuhaus, D., ...
Conditions for the existence of sub-surface oceans on icy satellites and large KBO's (2005)
Hussmann, H., Sohl, F., Ferraz-Mello, S.
One important result of the Galileo mission is the indirect evidence for oceans in the interiors of the icy Galilean satellites. This can be inferred from the magnetometer data, showing signals of...
Geophysical constraints on the composition and structure of the Martian interior (2005)
Sohl, F., Schubert, G., Spohn, T.
Most recent Martian interior structure models are based on the planet's polar moment of inertia C, although the mean moment of inertia I is required for constructing spherically symmetric models of...
Sub-surface oceans on mid-sized icy satellites and large TNO's (2005)
Hussmann, H., Sohl, F., Spohn, T.
The detection of induced magnetic fields in the vicinity of the Jovian satellites Europa, Ganymede, and Callisto was one of the most surprising findings of the Galileo mission to Jupiter. The...
Leben auf Io, Europa, Ganymed und Kallisto (2005)
Spohn, T., Sohl, F., Hussmann, H.
Hat es auf den vier Galileischen Trabanten des Jupiters Leben gegeben? Neue Studien weisen auf Wasserozeane im Innern dieser Himmelskörper hin. Mit Raumsonden und Modellrechnungen gehen die Forscher...