In fact, it's a good indication that Solar Max is really here.

CNN: Sun flips magnetic field

During Solar Max or solar maximum, the sun tends to exhibit more sunspots and eruptions, and jettison more solar flares, which send powerful streams of charged particles into the solar system.

CNN: Sun flips magnetic field

"Vesta is so rich in features that it will keep the science team busy for years, " said mission scientist Holger Sierks at Germany's Max Planck Institute for Solar System Research.

WSJ: Asteroid Vesta Gets a Close Study