Reply to post: "how is this tiny spacecraft going to be able to phone home when it gets there? "

Prof Hawking to mail postage-stamp space craft to Alpha Centauri using frickin' lasers

John Smith 19 Gold badge
Boffin

"how is this tiny spacecraft going to be able to phone home when it gets there? "

Well usually the idea has been to modulate the driving beam.

Like a passively powered RFID tag.

On a very large scale.

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