For anyone interested in this topic&#x2F;NASA, etc, and doesn&#x27;t mind using Quora, I suggest reading the answers of <a href="https:&#x2F;&#x2F;www.quora.com&#x2F;profile&#x2F;Robert-Frost-1" rel="nofollow">https:&#x2F;&#x2F;www.quora.com&#x2F;profile&#x2F;Robert-Frost-1</a>. He&#x27;s a treasure trove of information and clearly passionate about the topic.