Recent content by Gerard Isaac

When we ask "Is there a 9th planet" it's important to remain focussed on the concept of the question. Technically Pluto is still a "planet" but no longer considered a "full planet", instead defined as a "minor planet". Unfortunately there are far too many of these for the term to mean very much...

Where would you travel to if you had an extra solar spacecraft? I think the question is fairly broad spectrum, so can be answered in many different ways. This is apparent to anyone who has read the other responses to the question. What I have decided is that if we had a fuel system that is...