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Walkabout the Galaxy

May 26, 2021

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...


May 19, 2021

We are kidding, neutrinos. We love you. You're just a little bit scary! In this episode we discuss a way we'll learn about the mysterious tiny particles and their interactions with matter, as well as new spacecraft observations of the Sun, and a black hole caught in the act of spaghettification of a nearby star....


May 12, 2021

How many licks does it take to get to the center of Saturn? We don't know, but when you get there you will find a gooey surprise. Saturn's core is more massive than previously thought, and has a mixing transition to the gases above, revealed by studying Saturn's rings of all things. Meanwhile the center of the galaxy...