Podcaster: Fraser Cain & Dr. Pamela Gay
Title: Ep. Astronomy Cast: Questions Show: Stellar Roche Limits, Seeing Black Holes & Water on Mars
Organization: Astronomy Cast
Link: http://www.astronomycast.com
Description
This week we find out when stars get torn apart from gravity, how we can see supermassive black holes, how liquid water could have existed on Mars in the past, and much more.
Bio: Fraser Cain is the publisher of Universe Today and Dr. Pamela Gay is a Senior Scientist at Planetary Science Institute and a Director of CosmoQuest. They team up to do Astronomy Cast, a weekly facts-based journey through the cosmos
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Summary:
– Is there a “stellar” Roche Limit for binary stars?
– Why are black holes seen as bright areas in astronomical images?
– How could there have been water on Mars in the past?
– Are there lots of jobs out there for prospective astronomers?
– What evidence do we have that the Universe was small, hot and dense just before the Big Bang?
– What legal issues are there for astronomy and space exploration?
– Why don’t planets “twinkle”?
365 Days of Astronomy
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