Category Archives: Former Planets and Weird Stuff

volcano wallpaper

Vulcan: the planet that never was

This blog has frequently lamented the demotion of Pluto. After being expelled from the company of planets, it now resides in the newly-named Plutoids, in the company of Eris, Sedna and other dwarf planets. Another one-time planet suffered a worse, and lonelier, fate one hundred years ago.

The planet Vulcan came into (theoretical) being as a solution to the problem of Mercury‘s orbit, which deviated from the track that Newton’s laws laid down for it. Continue reading