Don McDonald wrote:

What is Planet X orbit?**Looking*in*plane*of*solar*system*or
Earth's orbit.
Can you do a travelling salesman closed tour of the solar system
in under 12 hours before?**Laser*beam*bounce*speed*of*light.
Shine torch at the Sun.

kind Regards
yours sincerely,

/**Don*S.**McDonald**(Wellington,*New*Zealand)

It's Chyron (or similar)....reckoned to be little more than a very large
snowball.....and there is a debate as to whether it is a planet, a moon or
a large asteroid.....because there are a couple of moons elsewhere in the
solar system that are larger than this "planet".