The International Astronomical Union has decided on the term plutoid as a name for dwarf planets like Pluto at a meeting of its Executive Committee in Oslo. Almost two years after the IAU General ...

Pluto now has a family of its own, after astronomers have struggled for years to give it a place among its celestial brethren. The International Astronomical Union announced June 11 that it has ...

A team of astronomers led by Stephen Tegler from the Northern Arizona University in Flagstaff were culling through pictures of the biggest dwarf planet beyond Neptune called Eris, when they came ...

Artistic impression of Charon and a possible new satellite seen from the surface of Pluto (David A. Aguilar/Harvard-Smithsonian Center for Astrophysics) Two years after it was stripped of its ...

From now on Pluto won’t just be any dwarf planet, it will be a ‘plutoid.’ The International Astronomical Union (IAU) announced the name today after two years of deliberation. The new classification ...

Almost two years ago, a meeting of the International Astronomical Union (IAU) in Prague changed how scientists define a planet. In doing so, the astronomers present kicked Pluto out of the brotherhood ...

The International Astronomical Union has created a new category of celestial bodies - plutoids - for places like Pluto, which recently was downgraded from planetary status to "dwarf-planet". Eris is ...

The International Astronomical Union has decided on the term plutoid as a name for dwarf planets like Pluto at a meeting of its Executive Committee in Oslo. Almost two years after the International ...

Almost two years after the International Astronomical Union (IAU) General Assembly introduced the category of dwarf planets, the IAU, as promised, has decided on a name for transneptunian dwarf ...