What is "true color"? Is it what our eyes see, or is it something else entirely?
You may have noticed that our favorite red planet, Mars, has been a popular feature in the news recently. Not that we need any special reasons to take a closer look at Mars, but a number of coincident events have brought this about:  Mars has just passed through opposition, or the point in its... Continue Reading →
Every two years or so, Mars and the Earth approach each other more closely than usual. We're in no danger of colliding because both planets are kept in their orbits by the Sun's gravity. But the orbital geometry gives us an opportunity to get a closer and brighter view of our nearest neighboring planet from... Continue Reading →