Reply to post: Uh ?

Astroboffins reckon they've detected four hidden exoplanets by probing distant radio waves

Denarius Silver badge

Uh ?

radio light ?? You mean radio emmissions perhaps. Light is much higher frequencies than a mere 200 Mhz. BTW, 200 Mhz is VHF, not low frequencies. For that one needs to be below 500 Khz approx.

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