&gt; In order to add payload you need to add fuel, and then you need to add more fuel to carry that fuel, and so on.<p>&quot;The Tyranny of the Rocket Equation&quot;: <a href="https:&#x2F;&#x2F;www.nasa.gov&#x2F;mission_pages&#x2F;station&#x2F;expeditions&#x2F;expedition30&#x2F;tryanny.html" rel="nofollow">https:&#x2F;&#x2F;www.nasa.gov&#x2F;mission_pages&#x2F;station&#x2F;expeditions&#x2F;exped...</a>