Ep. 579: White and Black Dwarf Stars

Astronomy Cast

Natural Sciences, Science, Astronomy

4.8 • 3.4K Ratings

🗓️ 28 September 2020

⏱️ 34 minutes

🔗️ Recording | iTunes | RSS

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Summary

Astronomy Cast 579: White and Black Dwarf Stars by Fraser Cain & Dr. Pamela Gay I've got some bad news for you. Stars die. At some point in the next few billion years or so our Sun is going to start heating up, using up all the fuel in its core, and then eventually die, becoming a white dwarf. It'll then slowly cool down to the background temperature of the Universe, becoming a black dwarf. Let's learn about this fascinating process.

Transcript

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0:00.0	A astronomy cast, episode 579, White and Black Dwarfs Stars.
0:11.1	Welcome to Astronomy Cast, for weekly facts-based journey through the cosmos, where we help you
0:14.8	understand not only what we know, but how we know what we know.
0:18.7	I'm Fraser Kane, publisher of Universe Today, with me as always is Dr. Pamela Gay, a
0:23.7	Senior Scientist for the Planetary Science Institute and the Director of Cosmic Quest.
0:28.1	Hey, Pamela, how are you doing?
0:29.3	I'm doing well. How are you doing?
0:32.1	Doing good.
0:33.6	Boy, have I been talking a lot about life on Venus though?
0:36.8	That's my life. That is the new reality.
0:40.6	It's just talking about life. How is the life?
0:42.6	What could help making the life?
0:44.8	But the part that I love is the responses now that there are some cool missions in the
0:49.5	works that people are thinking of to send.
0:52.0	I've seen a couple of really great ideas.
0:53.6	Now, people have something very specific to look at.
0:56.9	Hopefully, we'll be able to follow up in a couple of years with some cool missions to
1:01.8	go to Venus.
1:02.8	I hope so. It's the thing that really frustrates me is I know the time scale of going from thinking
1:10.1	about a mission to building and sending the mission.
1:13.3	It's like, I want them to go figure this out while I'm alive.
1:18.5	But the good thing is that Venus only takes a couple of months to reach.
	...

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