Eris to prawdopodobnie największa dotąd odkryta planeta karłowata. Jej rozmiary są porównywalne z Plutonem. Najnowsze obserwacje pokazują, że pod wieloma względami jest ona jego bliźniaczką.

In 2005, Eris was discovered. It was considered the largest known dwarf planet in the solar system until a year later when Pluto was downgraded from being a planet. In 2008, tribal violence ...

Ceres is a dwarf planet in the asteroid belt between Mars and Jupiter. It's the largest object in the asteroid belt and the closest dwarf planet to Earth.

It saw the discovery of dwarf planet Eris and how those very observations led to a new way to describe the Solar System and heralded the eventual change of Pluto’s planetary status. On that ...