Tag Archives: planet

How to “Define” the Word “Planet”

So the IAU has declared that Pluto is not a planet. I agree with this assessment, but I also think that the IAU’s definition is poorly written. So how should that word “planet” actually be defined? It’s not simple.

Posted in Planets, Science | Tagged , , , , | 2 Comments

Why Pluto Really Shouldn’t be a Planet

(But the IAU is Wrong, Too.) In 2006, the International Astronomical Union (IAU) voted that Pluto was not a planet, just months after the New Horizons spacecraft was launched with a mission to…visit the last planet that had never been … Continue reading

Posted in Planets, Science | Tagged , , , , , | 2 Comments

Breaking News: Pluto is the Largest Dwarf Planet!

At this writing, the New Horizons spacecraft is only hours away from its closest approach to Pluto. Except in the unlikely event that it crashes into something (*knocks on wood*) or the more likely event that its computer crashes (*knocks … Continue reading

Posted in Current events, Space, Space exploration | Tagged , , , , | 1 Comment