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Walkabout the Galaxy

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...

May 11, 2022

Light gets redder as it climbs out of gravitational holes, and a star near the black hole at the center of the Milky Way conveniently demonstrates this beautifully. Join us for a discussion of gravitational redshift, a sci-fi discussion of time travel and body shifting, and a bit of Messier trivia.

May 4, 2022

As Top Quark likes to say, "You wouldn't understand: it's an early universe thing". That's why he's so excited that there's a new window into the goings on at the dawn of time by using HD. No, not high definition displays, but Hydrogen Deuteride! Oh boy, do we have fun with Deuteride on this episode. We also take a look...

Apr 27, 2022

Science marches onward, and the next steps in planetary science aim towards the seventh planet from the Sun, which shall not be named, and Saturn's little moon with a big ocean, Enceladus. Join us for a review of the new directions for planetary science research in the next decade, space news, and Uranus trivia.

Apr 20, 2022

Tiny fragments of the dinosaur-killing asteroid may have been found, preserved in amber, and new analysis of old data reveals a tiny, but potentially profound error in the mass of one of the fundamental particles, the W boson. It's not all small, as we also take a look at the largest comet nucleus and the most...