Pythagorean Astronomy: sluggish Sun, and surprising spirals

Posted on 6 July 2019 by Chris North

Mars is covered in craters, but most of them are very old. But new ones do appear from time-to-time, created when objects hit the surface of the red planet. That’s just what happened at some point a couple of years ago, producing one of Mars’ youngest craters. Higher up in Mars’ atmosphere, scientists are also
Read more