The Earth's atmosphere would scatter and disperse the energy beam, reducing its effectiveness over long distances.
So this is actually not true anymore. Adaptive optics have allowed telescopes on earth to reach deep into the stars where they couldnt before. Same tech can be applies to dew to "ride the beam" through the perturbations in the atmosphere....
So this is actually not true anymore. Adaptive optics have allowed telescopes on earth to reach deep into the stars where they couldnt before. Same tech can be applies to dew to "ride the beam" through the perturbations in the atmosphere....
https://en.m.wikipedia.org/wiki/Adaptive_optics
Beyond this, haarp can do this type of thing without the need for satellites