Universe Today Podcast

Episode 554: Q&A 97: By Request, Here's Our Dog. And Then Some Actual Questions...

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In this week's questions show, I introduce Ona, by request. I explain why I don't think going to space is going to fix the big challenges that humanity faces, and how do astronomers figure out how big a planet is?

Talking about existential threats with Phil Torres

https://www.youtube.com/watch?v=XKYTrKapyrs

00:00 Meet Ona

02:00 Will going to space fix our evil humanness?
04:40 Sparks under the space shuttle main engine
05:27 How do we know how big a planet is?
07:23 Can we push the Earth outward?
10:03 Why make so many telescopes?
11:50 Will we see less of the Universe in the future?
13:16 Will we have space colonies in my lifetime?
15:50 Is life beyond the scope of our ability to observe?
17:56 What about planets with long orbital periods?
19:57 What would happen if magnetars collided?
21:44 What will the CMB look like in billions of years?

Want to be part of the questions show? Ask a short question on any video on my channel. I gather a bunch up each week, and answer them here.

Our Book is out!

https://www.amazon.com/Universe-Today-Ultimate-Viewing-Cosmos/dp/1624145442/

Audio Podcast version:

ITunes: https://itunes.apple.com/us/podcast/universe-today-guide-to-space-audio/id794058155?mt=2
RSS: https://www.universetoday.com/audio

What Fraser's Watching Playlist:

https://www.youtube.com/playlist?list=PLbJ42wpShvmkjd428BcHcCEVWOjv7cJ1G

Weekly email newsletter:

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Weekly Space Hangout:

https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/

Astronomy Cast:

https://www.youtube.com/channel/UCUHI67dh9jEO2rvK--MdCSg

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Team: Fraser Cain - @fcain / [email protected]

Karla Thompson - @karlaii / https://www.youtube.com/channel/UCEItkORQYd4Wf0TpgYI_1fw
Chad Weber - [email protected]

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