LOGAN, Utah — A U.S. regulatory proposal that would require smallsat operators seeking streamlined licensing to include propulsion on their satellites if they orbit above 400 kilometers appears to be the most hotly contested issue in the FCC’s proposed rulemaking.

Another issue provoking strong reaction on both sides is what rules should apply to intersatellite links — satellite-to-satellite communications — in certain radio spectrum, and whether these transmissions risk causing interference to satellites in higher orbit.

Mitigating space debris and in-orbit collisions in low Earth orbits expected . . .

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