The Sheer Distance Opportunity Roved Across Mars Still Has Us in Awe
As we remember the now-officially-dead Opportunity rover this week, one fact keeps sticking out to me: That machine traveled a whopping 28 miles across the surface of another planet. And it did so in short, nerve-wracking spurts. Spread over the course of 14 years, 28 miles may not sound like that much, but consider"