How planets die

Just like people, planets are born and they die. We know how people die. But google “how planets die” and you’ll get the wrong answer.

Is Pluto a mega-comet?

Short answer: Well sort of, but it’s more useful to think of it as being built from the same stuff as comets. Like an Uncle of the comets. Read on for an explanation. Earlier this week my wife mentioned a headline she saw.  “Pluto is a giant comet?  Whoa!” It was all over the place:…