Fifteen years ago, Pluto was kicked out of the planet ... As Grossman shows, the 2006 vote didn’t end debate over what defines a planet. Some scientists now argue that interesting geology ...

The debate over Pluto's status in the solar system never ... but none of the resolutions on the agenda relate to Pluto's status as a dwarf planet, said Lars Lindberg Christensen, IAU's spokesman.

Pluto had been considered the ninth planet since its discovery in ... The probe’s revelations have revived debate about Pluto’s status, planetary geologist Paul Byrne of North Carolina ...

WAYNESBORO - Almost 10 years years after Pluto was demoted from its planet status the debate continues over whether it should be eligible to rejoin the ranks of the planetary solar system without ...

The downgrading of Pluto to a new status called dwarf planet was decided by a vote of less than 400 of the International Astronomical Union's 10,000 members at a meeting in Prague. For the first ...

At meetings of the International Astronomical Union this week in Prague, the big debate is over how to define a planet -- more ... ones who care about Pluto's planetary status.

It’s been 18 years since Pluto’s celestial status was called ... (This is what a debate among astronomers talking about the term ‘dwarf planets’ was like.) Philip Metzger: We would say ...

The astronomers do not necessarily oppose taking Pluto's planet status away, but they believe the new definition is flawed and will confuse the public. The International Astronomy Union voted last ...

A friendly debate about Pluto's planethood yesterday (April 29) ended in an informal vote that came down in favor of reinstating the dwarf planet's status. Early in the morning Eastern time ...

Scientists will work on establishing criteria for planet status — including ... The discovery stoked the planet debate, which had been simmering since Pluto was spotted in 1930.

What was discovered in Flagstaff, Arizona, and killed off in Prague? If you answered "Pluto's planethood," your grasp of the ...

This story is part of Short Wave's series Space Camp about all the weird, wonderful things happening in the universe. Check out the rest of the series. If you were born in the last century you ...