From a Certain Point of View

The generally accepted theory about the universe is that it is expanding. Everything expanded out from a central singularity in the “Big Bang” and formed galaxies, stars, etc. Since then, space itself has been expanding. On a local scale, gravity overcomes this expansion and we see no change. On the Read more…

Planetary Perspective

Thinking about my comments on perspective from my last blog post, here’s something that will blow your mind:   I never realized how close in size the moon is to Mercury. And how small Mars is compared to Earth. I knew it was smaller, but that’s not much bigger than Read more…