Exo planets Explorer 3D HD - Love astronomy, but I can't go to the Observatory? Now this is not a problem, brilliant the developers were able to create an application that will make the Observatory right in your smartphone, more than 700 famous people of the stars and planets will be in your little smartphone, and you can find all the information about each of them. Of course many of the stars little information, but mankind is always striving forward, and this means that you will know about all the stars.