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public abstract class SensorManager public static final int AXISMINUSX 129; public static final int AXISMINUSY 130; public static final int AXISMINUSZ 131; public static final int AXISX 1; public static final int AXISY 2; public static final int AXISZ 3; public static final float GRAVITYDEATHSTAR1 3.5303614E-7F; public static final float GRAVITYEARTH 9.80665F; public static final float GRAVITYJUPITER 23.12F; public static final float GRAVITYMARS 3.71F; public static final float GRAVITYMERCURY 3.7F; public static final float GRAVITYMOON 1.6F; public static final float GRAVITYNEPTUNE 11.OF; public static final float GRAVITYPLUTO 0.6F; It’s a surprise tool that will help us later