The Fifth Element

A supermassive black hole seems to be going on a walkabout its own galaxy, and dust from Mars (or its moons) seems to be going on a walkabout the solar system. We explain how that's possible and how we know about it on this episode which features space news updates and an elemental and historical trivia question.

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The Fifth Element

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How long is this episode of Walkabout the Galaxy?

This episode is 47 minutes long.

When was this Walkabout the Galaxy episode published?

This episode was published on March 24, 2021.

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