New Horizons Detects Frozen Methane on Pluto

Using data from Ralph, a visible and infrared imager/spectrometer aboard NASA’s New Horizons spacecraft, scientists have detected frozen methane on the surface of the dwarf planet Pluto. “We already knew there was methane on Pluto, but these are our first detections. Soon we will know if there are differences in the presence of methane ice [...] —> Read More