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Hunt for Planet 9 reveals extremely distant solar system objects

30 August 2016 Astronomy Now

In the race to discover a proposed ninth planet in our solar system, astronomers are conducting the largest, deepest survey for objects beyond Neptune and the Kuiper Belt. Nearly 10 percent of the sky has been explored to date using some of the largest and most advanced telescopes, revealing several never-before-seen objects at extreme distances from the Sun.

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Extreme trans-Neptunian objects lead the way to Planet Nine

13 June 2016 Astronomy Now

In the race towards the discovery of Planet Nine, scientists from around the world strive to calculate its orbit using the tracks left by the small bodies that move well beyond Neptune. Now, astronomers from Spain and Cambridge University have confirmed that the orbits of the six extreme trans-Neptunian objects that served as a reference to announce the existence of Planet Nine are not as stable as originally thought.