Many people hold Pluto close in their hearts and refuse to abandon the assertion that it is a planet, although science ...

an underdog among its much larger planetary siblings of the inner planets and the gas giants beyond the asteroid belt." ...

Many planet classification schemes have been proposed ... These bodies were approximately the size of Pluto, which was then considered a planet. With a new definition, the small worlds and Pluto ...

Both Morison and Byrne agree the IAU classification has had a scientific impact, and think Pluto and similar bodies should be classified as planets. But “it’s not particularly crucial ...

Why Pluto Doesn't Fit "Pluto is a dwarf planet. So be it — it's a classification," says Thierry Montmerle, the group's general secretary. "It's not a demotion or a promotion." He says Pluto ...

Long ago, in the pre-iPhone dark ages of 2006, Pluto was rebranded from its status as a planet and downgraded to dwarf planet classification, changing high school physics class forever.

Pluto should be reclassified as a planet ... Instead, Metzger recommends a planet classification based on whether it is sufficiently large so that its gravity allows it to become spherical ...

When this happened, Alan Stern, the principal investigator behind the New Horizons Pluto fly-by mission, was not very amused. Our current classification system of what makes a planet a planet just ...

Why can’t planets orbit planets? The debate over Pluto’s status highlights the evolving nature of scientific classification. Definitions should reflect our growing understanding rather than ...

Make Pluto a planet again. According to a new study ... in 1802 — included rules about cleaning orbits, the IAU’s classification was faulty. “It’s a sloppy definition,” he said in ...