ISS Detector has this! Well, you can get push notifications when sightings are about to occur, and it takes weather info into account. I'm not sure if it track

ISS Detector has this! Well, you can get push notifications when sightings are about to occur, and it takes weather info into account. I'm not sure if it tracks the Humanity Star yet, but they've mentioned it on their twitter so I can see it being available soon: http://www.issdetector.com/ http://www.issdetector.com/