Ep. 248: Carina Constellation

Podcast: Play in new window | Download (0.0KB) Time for another detailed look at a constellation; one of the most fascinating in the sky, but hidden to most of the northern hemisphere: Carina. Home to one of the most likely supernova candidates we know of: Eta Carinae. Let’s talk just about this...

Ep. 246: What if Something Were Different?

Podcast: Play in new window | Download (0.0KB) The number of moons, the age of the Sun, and our placement in the Milky Way all had an impact on the formation of the Earth and the evolution of life on our planet. But what if things were different? What would be the implications? Ep. 246: What if...

Ep. 245: Calendars

Podcast: Play in new window | Download (0.0KB) Our lives are ruled by calendars. And calendars are ruled by astronomy. As we near the end of 2011, and get ready to ring in the new year, let’s discover the astronomy underlying the days, weeks, months and years that segment our lives. Ep. 245:...

Ep. 244: Io

Podcast: Play in new window | Download (0.0KB) If you want to see one of the strangest places in the Solar System, look no further than Io, Jupiter’s inner Galilean moon. The immense tidal forces from Jupiter keep the moon hotter than hot, with huge volcanoes blasting lava hundreds of kilometres...

Ep. 242: Torino Scale

Podcast: Play in new window | Download (0.0KB) When you hear of a looming asteroid strike, do you wonder what to do? Should you go into your underground bunker, evacuate the state, or leave the planet? Fortunately, astronomers have developed the Torino Scale – a handy measurement that incorporates...

Ep. 238: Solar Activity

Podcast: Play in new window | Download (0.0KB) The Sun looks like a harmless burning ball of fire in the sky: warm, life-giving and forever unchanging. But we know better, don’t we. It’s really a massive ball of churning hydrogen plasma, encased in twisting magnetic field lines, speckled...