Heavens-Above

Developer's DescriptionBy Heavens-AboveWhen can I see the ISS?When can I see the ISS? What's that light in the sky? The official Heavens-Above app provides you with precise pass predictions for the ISS, visible satellites, Iridium flares and radio satellites. Main features include:Live sky chartSee what's in the sky above you right now or at a given moment.Pass predictionsGet precise predictions for passes of the International Space Station (ISS) and most visible satellites.Iridium flaresSee when Iridium satellites mirror the sunlight directly towards you, resulting in bright flares.Radio satellitesGet passes for amateur radio satellites, complete with uplink and downlink information.All calculations performed locallyPredictions are generated right on your phone so you only need a data connection every few days.Orbit and ground trackSee details about the orbit of any selected satellite rendered and with all relevant data.Satellite detailsGet detailed information about any satellite, as provided by our Heavens-Above website.TimelineGet a visual overview over passes and animate the position of satellites on the sky chart and on the ground track.Night modeAn optional red on black color scheme to preserve your night vision.TrackerEasily find or identify any object in the sky by orienting your device towards it.Calendar IntegrationQuickly add interesting passes to your calendar so you won't miss them.Financed by advertsThis version integrates advertisements to make it available for free. Get Heavens-Above Pro to remove the adverts.