Hope for Pluto—Should We Re-Redefine Planets?
33:51•2017-03-08
Jaksokuvaus
Planetary geologist Kirby Runyon is lead author of an abstract that proposes a new, geophysical definition of what a planet is.Learn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.