Hypothetical trans-Neptunian planets
Did you know that there might be a tenth planet? Scientists say this planet's location is on Neptune's orbit. This planet is identified as the ninth or tenth planet.<br><a href="http://upload.wikimedia.org/wikipedia/en/9/9d/New_planet.jpg"><img alt="Image:New planet.jpg" src="http://upload.wikimedia.org/wikipedia/en/thumb/9/9d/New_planet.jpg/800px-New_planet.jpg" border="0" height="600" width="800"></a><br>