Understand 2D kinematics visually and numerically. Input your initial speed, launch angle, and starting height to compute time of flight, maximum height, and horizontal range. Choose between Earth, Moon, or Mars gravity. Useful for physics students and educators.
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Projectile Motion Calculator
Calculate projectile range, flight time, and maximum height for any launch speed, angle, and initial height. Includes Earth, Moon, and Mars gravity presets.
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1
Set Speed
Enter the initial speed in meters per second.
2
Set Angle
Enter the launch angle in degrees (0° to 90°).
3
Set Height
Enter the initial height in meters (0 for ground launch).
4
Choose Gravity
Select Earth, Moon, or Mars to simulate different gravities.
Key Features
Gravity Presets
Switch quickly between Earth (9.81), Moon (1.62), and Mars (3.71) m/s².
Trajectory Preview
See a simple visual preview of the path for intuition.
Live Results
Instant calculations for flight time, max height, and range.
Frequently Asked Questions
Without air resistance and with zero initial height, 45° maximizes range on level ground.
Lower gravity increases flight time, resulting in greater range for the same initial conditions.
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