This artist's impression shows the distant dwarf planet ... rendering of Eris, announced in July 2005 by Mike Brown of Caltech. It is more massive than Pluto. The sun is in the background.

(Above: An artist concept of the dwarf planet Eris. The sun is the small star ... object which had changed position against the stellar background. Follow-up observations determined the object ...

Eris passed in front of a faint background star from Earth's perspective. This event, known as an occultation, provided a rare opportunity for astronomers to learn about the dwarf planet.

An artist's rendering of the dwarf planet Eris | ESO/L. Calçada and Nick Risinger (skysurvey.org) // CC BY 4.0 Far beyond the orbit of Pluto exists a celestial body that’s a little smaller ...

The dwarf planet Eris is one ... researchers were able to observe Eris and collect the new data about it by predicting when it would pass in front of a faint background star.

University of California, Santa Cruz Professor of Planetary Sciences Francis Nimmo recently co-authored a Science Advances paper about the internal structure of the dwarf planet Eris. Eris is ...

Dwarf Planet Eris Is More Massive Than Pluto Date: June 18, 2007 Source: NASA Summary: Aptly named after the Greek goddess of conflict, the icy dwarf planet, Eris, has rattled the general model of ...

WASHINGTON, Nov 15 (Reuters) - Dwarf planet Eris, similar in size to its better-known cosmic cousin Pluto, has remained an enigma since being discovered in 2005 lurking in the solar system's far ...

University of California, Santa Cruz Professor of Planetary Sciences Francis Nimmo recently co-authored a Science Advances paper about the internal structure of the dwarf planet Eris. Eris is about ...

The icy planet that lead to Pluto's demoting in our solar system is now identified to be almost identical to the ex-ninth planet. In 2005, Eris was discovered by images taken in 2003. Initially ...