The Super Earth Assembly Line

from Walkabout the Galaxy · host Josh Colwell, Addie Dove, Jim Cooney, Audrey Martin

Our own solar system is lacking in one of the most common types of planet, the Super Earth. These large rocky planets have a cookie-cutter characteristic that may be explained by the evolution of stuff in a forming system's disk. Speaking of disks, a mystery about the Milky Way its family of satellite galaxies seems to have been solved. Discover all this with updates from JWST, Artemis, a look ahead to NEO Surveyor, rocket trivia, and a cosmological stumper with your hosts, the astroquarks.

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This episode is 45 minutes long.

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This episode was published on January 18, 2023.

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