Now, a new computational study has revealed a surprising structure – a spiral generated by the tidal forces exerted by the Milky Way galaxy itself. The finding, in press at The Astrophysical Journal, ...

Now, a new model suggests that the inner part of the Oort Cloud may have an unexpected structure resembling a spiral, much like a miniature galaxy. The Oort Cloud begins roughly 2,000 – 5,000 ...