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  1. NASA Planet Hunter Finds its 1st Earth-size Habitable-zone World

  2. Scientists have discovered a theoretically habitable, Earth-size planet ...

  3. NASA's Kepler Telescope Discovers First Earth-Size Planet in …

  4. NASA’s TESS Discovers Planetary System’s Second Earth-Size World

  5. Earth-Size, Habitable Zone Planet Found Hidden in Early NASA

  6. Newfound alien planet may be most Earth-like yet | Space

  7. NASA’s Kepler Discovers First Earth-Size Planet In The Habitable …

  8. Kepler Discovers First Earth-Sized Planets Beyond Our Solar …

  9. Researchers discover Earth-sized planet Gliese 12 b - BBC

  10. Newly discovered Earth-sized planet may lack an atmosphere