@article{2501, author = {V. Stamenkovi{\'c} and L.W. Beegle and K. Zacny and D.D. Arumugam and P. Baglioni and N. Barba and J. Baross and M.S. Bell and R. Bhartia and J.G. Blank and P.J. Boston and D. Breuer and W. Brinckerhoff and M.S. Burgin and I. Cooper and V. Cormarkovic and A. Davila and R.M. Davis and C. Edwards and G. Etiope and W.W. Fischer and D.P. Glavin and R.E. Grimm and F. Inagaki and J.L. Kirschvink and A. Kobayashi and T. Komarek and M. Malaska and J. Michalski and B. M{\'e}nez and M. Mischna and D. Moser and J. Mustard and T.C. Onstott and V.J. Orphan and M.R. Osburn and J. Plaut and A.-C. Plesa and N. Putzig and K.L. Rogers and L. Rothschild and M. Russell and H. Sapers and B.S. Lollar and T. Spohn and J.D. Tarnas and M. Tuite and D. Viola and L.M. Ward and B. Wilcox and R. Woolley}, title = {The next frontier for planetary and human exploration}, abstract = {The surface of Mars has been well mapped and characterized, yet the subsurface {\textemdash} the most likely place to find signs of extant or extinct life and a repository of useful resources for human exploration {\textemdash} remains unexplored. In the near future this is set to change. {\textcopyright} 2019, Springer Nature Limited.}, year = {2019}, journal = {Nature Astronomy}, volume = {3}, number = {2}, pages = {116-120}, url = {https://www.scopus.com/inward/record.uri?eid=2-s2.0-85061279083\&doi=10.1038\%2fs41550-018-0676-9\&partnerID=40\&md5=5271b2a1da4220c092ce9df3be0684f9}, doi = {10.1038/s41550-018-0676-9}, }