Scientists have a new explanation for the mystery of why some alien planets the size of Jupiter or larger travel in the opposite direction of their parent star's spin. Of the more than 500 alien ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

(Nanowerk News) As planetary systems evolve, gravitational interactions between planets can fling some of them into eccentric elliptical orbits around the host star, or even out of the system ...

Scientists have been trying to find a hypothetical Planet 9 that may exist outside our known solar system based on the unusual orbits of certain dwarf planets. But those orbits might not require a ...

Orbital resonance, a phenomenon where planetary orbital periods exhibit whole-number ratios, is observed in approximately 5% of planetary systems, exemplified by Neptune and Pluto's 3:2 resonance and ...