Feelin’ the heat on Pluto
Listen 00:05:51NASA’s New Horizen’s August fly-by over Pluto is revealing several surprises – including evidence of an internal heat source that changes the surface contours.
Jupiter, Mars, Mars, Venus and Mercury are available to be seen in the pre-dawn sky.
WHYY is your source for fact-based, in-depth journalism and information. As a nonprofit organization, we rely on financial support from readers like you. Please give today.