Thursday was a short day at the conference. I had to check out of the hotel in the late morning, so I had time only to jump between two sessions (another exoplanet one, and one about near-Earth asteroids [NEAs]). E ditor's note: Liz is posting updates regularly from DPS09 to Twitter.com/AstronomyMag . The exoplanet session focused on what I’ve noticed to be an extremely popular topic here at the conference — modeling exoplanet atmospheres. That...