This sparked debate about Pluto's status in the planetary canon, which came to a head at a 2006 meeting in Prague. A rendering of an asteroid floating in space That year, the IAU tasked a small ...
Though technically not a planet, it has as rich geology as any of its planetary siblings in the solar system A color-enhanced photo of Pluto that was captured by the New Horizons spacecraft in ...
along with Ceres and all of Pluto's co-orbital friends, to become planets. The latter definition would exclude all of those smaller bodies. Breaking space news, the latest updates on rocket ...