Dwarf planets
A guide to Haumea, the rugby ball dwarf planet
A guide to the ringed dwarf planet known to have its own ring system.
New object discovered on edge of Solar System
The search for the ninth planet in our Solar System has revealed a distant dwarf planet orbiting far beyond Pluto.
The Secrets of Ceres’ spots
Ceres Woolley Maisch explores the mysteries of her namesake dwarf planet, and what NASA's Dawn mission has revealed.
Is the Sun responsible for Ceres' atmosphere?
The Sun's activity may be generating a transient atmosphere on dwarf planet Ceres, say NASA scientists.
New dwarf planet discovered in Kuiper Belt
A dwarf planet has been discovered in the ring of icy worlds beyond Neptune, on a 700-year orbit.
Dawn reveals Ceres' rich topography
New data released by NASA from the Dawn mission in the form of colourful maps shows the peaks and troughs on the surface of dwarf planet Ceres.
Cheltenham Science Festival: The Kuiper Belt
Dave Jewitt and Jane Luu discuss this far-flung corner of our Solar System.