By Wayne Boyd In general, the closer a planet is to its star, in our
I made a perhaps unusual interpretation of your question, by assuming you’re meaning to ask
By Wayne Boyd Here the question said “planet” and not “exoplanet” and therefore I’m going
by Wayne Boyd Studied Physics (college major) & Psychology (college major) at St. Mary’s University,
In fact, had a giant asteroid not killed off the dinosaurs, homo sapiens might never have evolved. If it weren’t for that chance cataclysmic encounter from space, Earth might even now be ruled by dinosaurs.
Venus is Earth’s sister planet. It has almost the same size and gravity as Earth.
Well, in my opinion we should focus on the Moon. As for Mars vs. Venus,
If you count all the little nuts, bolts, loose wrenches and pieces of demolished satellites
We spend 600 billion dollars every year on the military. What would happen if NASA
Mechanical, intentional interstellar travel is unlikely since the distances are far too great to imagine.