Pluto's Companion from the website "Pluto: The Discovery of Planet X," by Brad Mager 25th Anniversary of the Discovery of Pluto's moon CHARON from NASA JPL website
Pluto's Companion from the website "Pluto: The Discovery of Planet X," by Brad Mager 25th Anniversary of the Discovery of Pluto's moon CHARON from NASA JPL website Csillagászatportál • összefoglaló, színes tartalomajánló lap