Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
sand500
on Aug 1, 2017
|
parent
|
context
|
favorite
| on:
Race to discover Planet Nine using astronomy and n...
Well the definition that removed pluto from being a planet is this:
https://en.m.wikipedia.org/wiki/IAU_definition_of_planet
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
https://en.m.wikipedia.org/wiki/IAU_definition_of_planet