What does PTFF stand for?
PTFF stands for "Photon Tether Formation Flight"
How to abbreviate "Photon Tether Formation Flight"?
"Photon Tether Formation Flight" can be abbreviated as PTFF
What is the meaning of PTFF abbreviation?
The meaning of PTFF abbreviation is "Photon Tether Formation Flight"
What does PTFF mean?
PTFF as abbreviation means "Photon Tether Formation Flight"
