Ep. 545: Weird Issues: Are comets asteroids or are asteroids comets?
Ep. 544: Weird Issues: Biosignatures
Halley's Meteor Shower and Two spacecraft updates
Ep. 543: Weird Issues: The Habitable Zone
Ep. 542: Weird Issues: The Age of the Universe
Ep. 541: Weird Issues: Expansion Rate of the Universe
Ep. 540: Weird Issues: How Do (or Don't) Planets Form?
Ep. 539: Weird Issues: Why We Don't Know the Age of Saturn's Rings
Ep. 538: Asteroids: Rubble piles of the Solar System
Ep. 537: Reusable Rocket Revolution
Libsyn Survey Request
Astronomy Cast on Hiatus until Sept 2019
Ep. 536: Everyday Relativity
Ep. 535: Astronomy-Related Things To Do This Summer
Ep. 534: Modern South African Astronomy
Ep. 533: Indigenous South African Astronomy
Ep. 532: Modern Astronomy of Australia
Ep. 531: Australian Indigenous Astronomy
Ep. 530: Astronomy of the Andes - Then and Now Pt. 2
Ep. 529: Astronomy of the Andes - Then and Now Pt. 1
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