The distant dwarf planet Eris could be an 'almost perfect' twin of pluto, scientists say. The two small worlds are nearly identical in size.

Home / Nitrogen, Methane Dominate Icy Surface of Eris. Posted in Press Release Nitrogen, Methane Dominate Icy Surface of Eris by SpaceRef October 10, 2010 July 15, 2024.

But in the new study, which was uploaded Feb. 10 to the preprint server arXiv, researchers took a closer look at chemical spectra from two other dwarf planets, Eris and Makemake, views of which ...

Stephen Tegler, NAU professor of physics and astronomy and lead author of “Methane and Nitrogen Abundances on Eris and Pluto,” presents the team’s findings today, Oct. 5, at the 42nd annual ...