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Series Title

Walkabout the Galaxy

Keywords

Neptune, Kuiper belt, cosmic rays,

Disciplines

Astrophysics and Astronomy | Physics

Description

Neptune, as the outermost big planet, has an outsized effect on the countless objects in the Kuiper belt in the distant reaches of the solar system. We take a look at how the orbits of Kuiper belt comets today can teach us about Neptune's orbit 4 billion years ago, which is pretty cool if you think about it, and even if you don't. We also get a clue that cosmic rays may come from supernovae, including one in our own galactic back yard. Get all this and top quark trivia on this episode of WtG.

Date Created

5-26-2021

Item Type

Podcast

Type

article

Length of Episode

47:00

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