A trio of scientists have published a paper that explains how they found a dwarf planet in a database.… As explained in a pre-press paper [PDF] titled “Discovery of a dwarf planet candidate in an ...

Astronomers searching for the faintest glimmers of light beyond distant Pluto say they’ve discovered a new dwarf planet – and that this planetoid’s movements hint that an invisible giant planet ...

A possible new dwarf planet has been discovered at the edge of our solar system, so far-flung that it takes around 25,000 years to complete one orbit around the sun. The object, known as 2017 OF201, ...

More than 50 times further from the Sun than Earth, the tiny dwarf planet Makemake is one of the last places you'd expect to find an intact gaseous atmosphere. Not only is it incredibly cold, being ...

Our solar system is much like a trail of microcosmic breadcrumbs: Follow the molecular bits as far back as they go, and you'll learn a thing or two about where many of our planets and other celestial ...