The Mysterious Ninth Planet Between Mercury And The Sun That “Never Existed” September 17, 2025 Mary Future Space Exploration </p> <h2>The Mysterious Ninth Planet Between Mercury And The Sun That “Never Existed”</h2> <p> Vulcan was a hypothetical planet located between Mercury and the Sun, which, although many recognized astronomers claimed it existed, was never seen by any telescope.</p> <p> Please support our Sponsors here :
