‘Coherent’ Radio Signal From Alien Planet Hints Possibility Of Life Outside Of Earth

  • Astronomers are one step closer to learning whether there is life beyond Earth, following the discovery of an exoplanet that’s able to emit a “coherent” radio signal.
  • A magnetic field on a planet is the first sign it’s capable of being habitable as it prevents radiation.
  • On Earth, our magnetic field extends from the molten iron in the planet’s core out into space and protects life from cosmic radiation and charged particles released from the Sun.
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