Chadwick Trujillo – Astronomy Now

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.

Newly discovered distant solar system objects resonate with Neptune

22 July 2016 Astronomy Now

The search for distant solar system objects has found two more small worlds far outside the orbit of Neptune, beyond the Kuiper Belt. The new objects, 2014 FZ₇₁ and 2015 FJ₃₄₅, are in resonance with Neptune’s orbit, implying that these worlds either have interacted with Neptune in the past or are continuing to do so.

Active main-belt asteroid 62412 (2000 SY178) develops a tail

11 November 2014 Ade Ashford

Scott Sheppard and Chadwick Trujillo of Carnegie’s Gemini Observatory present recent observations revealing that main-belt Hygeia-family asteroid 62412 (2000 SY178) has a tail.