Dwarf Planets | Astronomy.com

Ceres: An ocean world in the asteroid belt

These dwarf planets are just as strange as Pluto

Explore Ceres’ icy secrets

Solar System, The Moon

Our lopsided Moon was likely hit by a dwarf planet

Exoplanets, Planets, Solar System

Thin, insulating layer may prevent Pluto’s underground ocean from freezing

Exoplanets, Planets, Solar System

An organically grown planet definition

Dawn maps Ceres craters where ice can accumulate

Exoplanets, Planets, Solar System

How can astronomers be sure that Pluto is larger than Eris? Could we get a different number for Eris’ size once it’s visited by a spacecraft?

Exoplanets, Planets, Robotic Spaceflight, Solar System

New Horizons collects first science on a Kuiper Belt object past Pluto

Dwarf planet Haumea’s lunar system smaller than anticipated

2007 OR10: Largest unnamed world in the solar system

Exoplanets, Planets, Robotic Spaceflight, Solar System

Pluto’s interaction with the solar wind is unique, study finds