Pluto sends planetary scientists back to the drawing board

Pluto sends planetary scientists back to the drawing board

Today, physicist Wal Thornhill continues his discussion of NASA’s New Horizons mission to the dwarf planet Pluto. The mission has already provided a number of surprises for planetary scientists.The tiny planet’s geological activity, its apparent age, the stu

New Horizons update: Pluto and planetary origins

New Horizons update: Pluto and planetary origins

NASA’s New Horizons mission to the dwarf planet Pluto is attracting international attention to planetary science. And like all recent missions to planets, moons, comets and asteroids, surprising discoveries already abound for scientists on Earth. Giant mountains o