Every now and then, we get asked to review astronomy tools.  This time it’s a nifty app called Cosmic Watch, available on both Android and iOS devices.  It was written by a team of Swiss developers, and at its core is simply an astronomical clock.  But as you explore the beautiful interface, and work through its many options, it becomes clear that the app offers so much more. Features So what exactly is an ‘astronomical clock’? According to the Cosmic … Continue reading →