On June 30th, 1908 “something” exploded over the Tunguska region of Siberia, flattening thousands of square kilometres of forest, and unleashing a force that rivalled the most powerful nuclear weapon ever detonated. What was it? What could unleash that kind of destructive energy? And will it happen again?
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Our Hosts
Fraser Cain
Universe Today
Dr. Pamela Gay
CosmoQuest
Production by
- Richard Drumm, Audio Engineer
- Ally Pelphrey, Video Engineer
Ep. 242: Torino Scale
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 both the risk of a strike with the amount of devastation.
Ep. 241: Astrophotography, Part 3: Image Processing
Time for part 3 of our tour through the hobby of astrophotography. You’ve set up your gear, taken some clear images. Now we’re going to help you turn that raw data into the kind of amazing photographs you see in books and on the web.
Ep. 240: Astrophotography, Part 2: Techniques
In the first episode, we talked about the gear you’ll need for your expensive astrophotography hobby. This week we continue our discussion, and talk about the techniques you’ll use to get those amazing photographs. Bring a hot drink, and get ready for some cold nights. But trust us, it’ll all be worth it.
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