Anonymous ID: ed112a March 5, 2019, 7:07 a.m. No.5518424   🗄️.is 🔗kun   >>8431 >>8447 >>8674 >>8892

>>5518168

FS - Factor of Safety

NASA acronym for landing

Anonymous ID: ed112a March 5, 2019, 7:50 a.m. No.5518892   🗄️.is 🔗kun

>>5518424

https://www.nasa.gov/pdf/140648main_ESAS_17a.pdf