Exoplanets, Planets, Solar System How can astronomers be sure that Pluto is larger than Eris? Could we get a different number for Eris’ size once it’s visited by a spacecraft?
Alien Life, Science, Solar System Distant worlds Eris and Makemake unveil surprisingly active natures to the world’s largest space telescope
Exoplanets, Planets, Robotic Spaceflight, Solar System This lab grows Pluto’s ices so New Horizons knows what it’s looking at
