Earthgraph GmbH - Bremen (Germany)
Talk II of II
Background: NASA/Magellan
Earth as a guide
Background: Sentinel image over Aorounga
Process & results: Simple craters
Source: LPI
Process & results: Complex craters
Source: LPI
Process & results: Impact basins
Source: LPI
Impactites
Source: From Stöffler et al. (2017)
Impactites
Source: From Stöffler et al. (2017)
Impactites
Source: From Stöffler et al. (2017)
Background: NASA Apollo Image AS15-9337
Ejecta asymmetry & oblique impacts
Source: Pierazzo and Melosh (2000)
Ejecta asymmetry & oblique impacts
Source: From Pelchau et al. (2008)
Source: Ormö et al. (2013)
Primary & secondary craters
Preservation potential: morphology
Source: LPI
Source: Michael (2023)
Preservation potential (Craters & structures)
Source: Kenkmann (2021)
Preservation potential (Craters & structures)
Source: Kenkmann (2021)
Preservation potential: burial
Source: Putzig et al. (2018)
The speed of the cratering process: Impact Tectonics
Source: From Kenkmann et al. (2014)
Source: From Stöffler et al. (2017)
Deformation of craters
Source: From Kenkmann et al. (2014)
Deformation of craters & scale
Source: From Spray (2010)
Target properties
Craters can inform on the structure and nature of the target
Subsurface material can be exposed via uplift/peak/ejecta
Layered targets
Source: Oberbeck and Quaide (1967)
Layered targets
Source: Prieur et al. (2018)
~Central pit craters (Mars, Mercury, Icy satellites)
Central pit craters @Mars
See also e.g. Peel et al. (2019)
Pit craters @Mercury
Source: E.g. Gillist-Davis et al., (2009)
Pit craters @Ganymede
Source: E.g. Bray et al., (2011)
Craters as probes: Europa Callisto & multi-ring basins
Source: From Melosh (2011)
Source: NASA Voyager
Access to the subsurface without mountain building
Source: From Fellin et al. (2007)
Source: From Huber et al. (2002)
Access to the subsurface without mountain building
Source: From Fellin et al. (2007)
Source: From Thierrault et al. (2007)
Effects of atmosphere vs. internal dynamics
Source: USGS
Source: From Basilevsky and Head (2003)
Effects of atmosphere vs. internal dynamics
Source: Redrawn from Rossi and van Gasselt (2018)
Source: From Basilevsky and Head (2003)
Dark parabola & halo craters
Source: E.g. Bodarenko and Head (2009)
Volatiles / rampart / LDE
LDE craters
Rampart? - Bosumtwi
Rampart? - Bosumtwi
Source: Wulf et al. (2019)
Rampart? - Ries
Rampart? - Ries
Source: Sturm et al. (2013)
Tectonised craters: E.g. Sudbury
Source: Riller, (2005)
Tectonised craters: Venus
Balch. Source: Basilevsky and Head (2003)
Tectonised craters: Mercury
Sveinsdottir. Source: Galluzzi et al. (2015)
Source: From Crane and Klimczak (2017)
Meteorites and source craters
Source: Werner et al. (2014)
Lithology and environment - chicxulub
Source: Gulick et al. (2019)
Hydrothermalism & impact craters
Source:Osinski et al. (2012)
Impact craters as sedimentary basins
At least on Earth, Mars, Titan...
Source: NASA/Viking/USGS
See e.g. Mangold et al. (2012)
Impact craters as sedimentary basins
At least on Earth, Mars, Titan...
Source: ESA/MEX/HRSC/DLR/Fu Berlin
See e.g. Mangold et al. (2012)
Impact craters as sedimentary basins
At least on Earth, Mars, Titan...
Source: ESA/MEX/HRSC/DLR/Fu Berlin/NASA/MGS/MOLA
See e.g. Mangold et al. (2012)
Impact craters as sedimentary basins
At least on Earth, Mars, Titan...
Source: ESA/MEX/HRSC/DLR/Fu Berlin/NASA/MGS/MOLA
See e.g. Mangold et al. (2012)
Impact craters as sedimentary basins
At least on Earth, Mars, Titan...
Source: ESA/MEX/HRSC/DLR/Fu Berlin/NASA/MGS/MOLA
See e.g. Mangold et al. (2012)
Companion repository
You can look around for (named) craters, below.Mercury
Venus
The Moon
Mars
Callisto
Ganymede
Europa
Titan
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