Planet Nine difficult to otherwise explain. "The amount of warp we see is just crazy," she said. "To me, it's the most intriguing evidence for Planet Nine I've run across so far." American astrophysicist Ethan Siegel, who is deeply skeptical of the existence of an undiscovered planet in the Solar System, nevertheless speculates that at least one super-Earth, which have been commonly discovered in other planetary systems but have not been discovered in the Solar System, might have been ejected from the Solar System during a dynamical instability in the early Solar System. Planetary scientist Hal Levison thinks that the chance of
Terra di Lavoro Terra di Lavoro Terra di Lavoro (Liburia in Latin) is the name of a historical region of Southern Italy. It corresponds roughy to the modern southern Lazio and northern Campania and upper north west and west border area of Molise regions of Italy. In Italian the name means literally "Land of Work", but in fact derives from the ancient "Liburia", a territory north of Aversa which took its name from the ancient tribe of the Leborini. The Terra di Lavoro was originally a giustizierato (justiciarship) and then a province of the Kingdom of Sicily, later Kingdom of Naples. After the