They didnt just change their mind about it, they set a new guideline about what determines a mass in space to be a planet. Like silver said, it’s not the biggest “discovery” ever, but it’s progress none the less.
They didnt just change their mind about it, they set a new guideline about what determines a mass in space to be a planet. Like silver said, it’s not the biggest “discovery” ever, but it’s progress none the less.