Early in its history, Mars suffered a convulsion that left a lasting geological and topographical scar. The latest work adds to evidence that the cause was external — a massive impact.
References
Watters, T. R., McGovern, P. J. & Irwin, R. P. Annu. Rev. Earth Planet. Sci. 35, 621–652 (2007).
Neumann, G. A. et al. J. Geophys. Res. 109, E08002, 10.1029/2004JE002262 (2004).
Frey, H. V. J. Geophys. Res. 111, E08S91, 10.1029/2005JE002449 (2006).
Zhong, S. Lunar Planet. Sci. Conf. 39, abstr. 1528 (2008).
Wilhelms, D. E. & Squyres, S. W. Nature 309, 138–140 (1984).
Roberts, J. H. & Zhong, S. J. Geophys. Res. 111, E06013, 10.1029/2005JE002668 (2006).
Andrews-Hanna, J. C., Zuber, M. T. & Banerdt, W. B. Nature 453, 1212–1215 (2008).
Marinova, M. M., Aharonson, O. & Asphaug, E. Nature 453, 1216–1219 (2008).
Nimmo, F., Hart, S. D., Korycansky, D. G. & Agnor, C. B. Nature 453, 1220–1223 (2008).
Phillips, R. J. et al. Science 291, 2587–2591 (2001).
McGovern, P. J. et al. J. Geophys. Res. 109, E07007, 10.1029/2004JE002286 (2004).
Kiefer, W. S. Geophys. Res. Lett. 32, L22201, 10.1029/2005GL024260 (2005).
Karunatillake, S. et al. J. Geophys. Res. 111, E03S05, 10.1029/2006JE002675 (2006).
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See Editorial, page 1143 . The researchers involved talk about this work and demonstrate the modelling behind it in this Nature video
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Kiefer, W. Forming the martian great divide. Nature 453, 1191–1192 (2008). https://doi.org/10.1038/4531191a
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DOI: https://doi.org/10.1038/4531191a
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