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I found the brief video at the link below to be interesting and downright uplifting.
https://www.youtube.com/watch?v=Hth3nKGKTFc
“More than any other time in history, mankind faces a crossroads. One path leads to despair and utter hopelessness. The other, to total extinction. Let us pray we have the wisdom to choose correctly.” – Woody Allen
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Nice!
It's great to see people doing constructive and imaginative things.
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Too bad it couldn't stay in orbit and continue transmitting. Solar or nuclear power? Wonder why that wasn't incorporated.
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Ion drives use a tiny amount of a gas , charge it and then spit it out the back at very high velocity, thereby creating a thrust. The trouble is that the thrust created is tiny and eventually the store of gas is exhausted.