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Walkabout the Galaxy

Jun 22, 2022

What does Jupiter’s volcanic moon Io have in common with one of the largest stars in the galaxy? Both are belching sulfur compounds, though for very different reasons. We learn about sulfuric outgassing on Io and the incredible hypergiant star VY Canis Majoris and its huge stellar eruptions. Plus, the European Space...

Jun 15, 2022

Pulsars are becoming the astrophysical version of big collisions for planetary scientists: they are explaining, perhaps, more and more things. Tune into this episode, where we welcome back Adam LaMee, to discuss the origin of a diffuse gamma ray glow from galactic central park as possibly due to a large population...

Jun 1, 2022

The astroquarks talk haboobs. Unfortunately Jim is not with us to giggle, but Dr. Katariina Nykyri joins Strange and Charm to explain space weather and magnetospheric slingshots, and the Perseverance rover provides new insights into the generation of those famous Martian dust storms. Or haboobs.

May 25, 2022

Live from MegaCon 2022 in Orlando, we team up with space reporter Brendan Byrne to discuss the image of the black hole at the center of the Milky Way, great discoveries in store with JWST, and the Mars Insight lander going out with a quake, if not a bang.

May 18, 2022

A new type of nova has been confirmed. One million times fainter than a nova, these thermonuclear runaway explosions are confined to the polar regions of white dwarf stellar embers. Closer to home, researchers at the University of Florida have grown plants in lunar soil returned from the Apollo missions. Supply your own...