John Abbe
Eugene
Pluto-killer
aka 2003 UB313, aka 136199 Eris
The rock that finally got the IAU to adopt a more formal definition of “planet”, which excluded Pluto.
John Abbe
Eugene
aka 2003 UB313, aka 136199 Eris
The rock that finally got the IAU to adopt a more formal definition of “planet”, which excluded Pluto.