SkyCaramba

Mars is at opposition on October 14. This happens every two years and provides a good view of the red planet, because it's up all night and it's closest to Earth. We know what we're looking at when we see Mars now. But something an astronomer thought he saw during the opposition of 1877 and someone else's mistake translating his writings got some people thinking there were intelligent beings there...

How often do Halloween full moons happen? Listen to find out that and why the answer is slightly more complicated than you might think.