Solar polar imager: Observing solar activity from a new perspective

David Alexander, A. Sandman, P. Liewer, J. Ayon, B. Goldstein, N. Murphy, M. Velli, L. Floyd, D. Moses, D. Socker, A. Vourlidas, G. Garbe, S. Suess, D. Hassler, A. Kosovichev, R. Mewaldt, M. Neugebauer, R. Ulrich, T. Zorbuchen