【實用教育app】Heavens-Above|最夯免費app

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:

Financed by adverts

This version integrates unobtrusive advertisements to make it available for free. Get Heavens-Above Pro to remove the adverts.

Live sky chart

See what's in the sky above you right now or at a given moment.

Pass predictions

Get precise predictions for passes of the ISS and most visible satellites.

Iridium flares

See when Iridium satellites mirror the sunlight directly towards you, resulting in bright flares.

Radio satellites

Get passes for amateur radio satellites, complete with uplink and downlink information.

All calculations performed locally

Predictions are generated right on your phone so you only need a data connection every few days.

Orbit and ground track

See details about the orbit of any selected satellite rendered and with all relevant data.

Satellite details

Get detailed information about any satellite, as provided by our Heavens-Above website.

Timeline

Get a visual overview over passes and animate the position of satellites on the sky chart and on the ground track.

Night mode

An optional red on black color scheme to preserve your night vision.

Tracker

Easily find or identify any object in the sky by orienting your device towards it.

Calendar Integration

Quickly add interesting passes to your calendar so you won't miss them.

免費玩Heavens-Above APP玩免費

免費玩Heavens-Above App

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