Invited Talk: Sean C. Solomon

Invited speaker Sean Solomon (Carnegie Institution of Washington), principal investigator on the MESSENGER mission to Mercury, highlighted some of the surprises revealed during the probe’s first year in orbit, including the innermost planet’s unusual composition and strangely off-center magnetic field. AAS photo © 2012 Joson Images.

220thAmerican Astronomical SocietyAnchorage AlaskaJoson Images