calculators/index.html

		<ul>
		<li><a href="rocket/aero">Aerodynamic Heat Calculator</a></li>
		-<li><a href="rocket/payload">Orbital Payload Calculator</a></li>
		+<li><a href="rocket/payload">Orbital Launch Insertion</a></li>
		<li><a href="calories">Vertical Farm Energy Calculator</a></li>
		</ol>

calculators/rocket/payload/Rocket.js

		this.vVelocity = velocity * this.planet.soundSpeed(this.altitude);
		this.vVelocityInitial = this.vVelocity;
		- this.maxAcceleration = 5.0 * 9.8;
		+ this.maxAcceleration = 5.0 * g;

		const drag = this.drag();

Updates max accell wrt gravity