Why is it such a big deal if Pluto is a planet or not?

For a long while, it seemed that "stuff that orbits the sun" could be broken up into two groups. Objects that were heavy enough to be round were planets, objects that were smaller and lumpy were asteroids. read more

Pluto is not the only of its kind. The kuiper belt surrounding our solar system has more like it. If pluto is included in the planet's list then it will be injustice if Ceres, Haumea, Makemake, etc are not included in the list. That is why they along with pluto are counted in the dwarf planets list. read more

Pluto, that distant heavenly body, is on every Earthling's lips this week, thanks to new pictures sent by the New Horizons spacecraft. And with those images, and old wound has been opened: The demoting of Pluto from "planet" to "dwarf planet" status in 2006. Plenty of folks still count Pluto as a planet. And they have their reasons. read more

Also how cute is it that Pluto has a heart shaped frozen plain. Which definitely starts to tell us what Pluto is composed of. Not to mention we also captured pictures of Pluto's moon, Charon. Charon is nearly half the size of Pluto and orbits Pluto about once every six Earth days. read more