299 episodes

Take a fact-based journey through the cosmos. Tune in to hear weekly discussions on astronomical topics ranging from planets to cosmology. Hosted by Fraser Cain (Universe Today) and Dr. Pamela L. Gay (SIUE), this show brings the questions of an avid astronomy lover direct to an astronomer. Together Fraser and Pamela explore what is known and being discovered about the universe around us. Astronomy Cast is supported through individual donations and the sponsorship of Swinburne Astronomy Online.

Astronomy Cast Wizzard Media

    • Natural Sciences
    • 4.9, 366 Ratings

Take a fact-based journey through the cosmos. Tune in to hear weekly discussions on astronomical topics ranging from planets to cosmology. Hosted by Fraser Cain (Universe Today) and Dr. Pamela L. Gay (SIUE), this show brings the questions of an avid astronomy lover direct to an astronomer. Together Fraser and Pamela explore what is known and being discovered about the universe around us. Astronomy Cast is supported through individual donations and the sponsorship of Swinburne Astronomy Online.

    571: Extreme Binaries

    571: Extreme Binaries

    So we're familiar with regular binary stars. Two stars orbiting each other. Simple. Of course the Universe has come up with every combination of things orbiting other things, and this week we look at some extreme examples.

    • 31 min
    Ep. 570: Discovering Comets

    Ep. 570: Discovering Comets

    Discovering comets is one of the fields that amateurs can still make a regular contribution to astronomy. But more and more comets are getting found by spacecraft, automated systems and machine learning. This week we'll talk about how comets are discovered and how you can get your name on one!

    • 31 min
    Ep. 569: Ethics of Commercial and Military Space, Part 1: Private Space Flight

    Ep. 569: Ethics of Commercial and Military Space, Part 1: Private Space Flight

    Every year, more and more people are making their way to space. Some private citizens have already gotten their astronaut wings, paying for a trip to space out of their own pocket. What are the ethical implications of this as the costs of spaceflight come down?

    • 27 min
    Ep. 568: In Situ Resource Utilization

    Ep. 568: In Situ Resource Utilization

    The key to surviving in space will be learning how to live off the land. Instead of carrying all your fuel, water and other resources from Earth, extract them locally at your destination. It's called in situ resource utilization, and if we can figure this out it'll change everything.

    • 31 min
    Ep. 567: When Satellites Need a House Call

    Ep. 567: When Satellites Need a House Call

    Space is really far away, so when you send a satellite out into the void, that's pretty much the last you're going to be able to work on it. And if anything goes wrong, too bad, you're out a satellite. But a new test has shown that it's possible to actually visit and fix a satellite in space. Maybe we don't have to throw them all away after all.

    • 32 min
    Ep. 566: When Comets Fall Apart

    Ep. 566: When Comets Fall Apart

    As everyone knows, the Universe owes us a bright comet. There have been a lot of promising candidates, but in the end, they always fail to live up to our expectations. Comets keep on breaking up with us.

    • 29 min

Customer Reviews

4.9 out of 5
366 Ratings

366 Ratings

derfred777 ,

Continuous high quality

Don't have enough superlatives to do it's collective cannon justice, it's just really great value, thanks Pamela and Frasier

Glenn the Astronut ,

brilliant podcast

highly recommended for anyone interested in Astronomy at any level

The truest of fans ,

A show for real fans

This show is a breath of fresh air. I should know, I'm a true fan.

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