Walkabout the Galaxy Posts

May 6, 2020 / Cosmology

As the Sun starts getting more active at the beginning of a new solar cycle, new observations of sunlike stars show that the Sun itself may be unusually calm. Good news for life on Earth,…

May 4, 2020 / Episodes

Former co-host Dr. Tracy Becker joins us to talk about exploring the geysers of Jupiter’s moon Europa, the 30th anniversary of the Hubble Space Telescope, and the disappearance of what we thought was a nearby…

April 29, 2020 / Astrophysics

We love antimatter, and we love the matter-antimatter paradox. How come there was just a smidge more matter in the universe than antimatter? Neutrinos, the wispiest of particles, may provide a clue. We also check…

April 29, 2020 / Cosmology
April 29, 2020 / Cosmology

Professor Mohamed Noor, Star Trek Advisor, Dean of Natural Sciences at Duke University, and author of “Live Long and Evolve”, comes back to the show to share his thoughts on extraterrestrial organisms big and small.…

April 29, 2020 / Astrophysics

The astroquarks show remarkable restraint by refusing to say that Uranus emitted a big blob of gas. Instead they keep things astronomically professional with the discovery of a plasma bubble near the 7th planet in…