Planetary ExplorationPlanetary Exploration is a scholarly work, published in 1972 in ''Nature''. The main subjects of the publication include geology, astrobiology, and exploration of Mars. Geological Problems in Lunar and Planetary Research. DOI 10.1038/238295B0Related Works Extensional tectonics, basement uplift and Stephano-Permian collapse basin in a late Variscan metamorphic core complex (Montagne Noire, Southern Massif Central) Impact of lower plate structure on upper plate deformation at the NW Sumatran convergent margin from seafloor morphology Deformation of the northern Sumatra accretionary prism from high-resolution seismic reflection profiles and ROV observations Accretion, mass wasting, and partitioned strain over the 26 Dec 2004 Mw9.2 rupture offshore Aceh, northern Sumatra