3 ms·
You're basically describing the JLENS program, though the lighter-than-air craft was tethered, not free-flying. https://en.wikipedia.org/wiki/JLENS https://en.
by Breza 5y ago
You're basically describing the JLENS program, though the lighter-than-air craft was tethered, not free-flying.
https://en.wikipedia.org/wiki/JLENS https://en.wikipedia.org/wiki/JLENS