By Franck Marchis in Asteroids, deformable mirror, Exoplanet imager, exoplanets, GPI, integral field spectrograph, What is GPI? Posted August 19, 2018 at 9:50 pm Capturing a Snapshot of Pluto’s Atmosphere. The Story of an Occultation Last Tuesday night, a large number of amateur and professional astronomers located across Mexico, the US, and Canada took advantage of a rare and exciting opportunity: […]