Supposedly our 200-ish year old bubble of lightspeed radio signals now encompasses 75 star systems. Unfortunately the signal gets diminished over distance thanks to the inverse square rule, so they’d maybe receive a signal but not be able to distinguish it from the CMB.
Supposedly our 200-ish year old bubble of lightspeed radio signals now encompasses 75 star systems. Unfortunately the signal gets diminished over distance thanks to the inverse square rule, so they’d maybe receive a signal but not be able to distinguish it from the CMB.