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This episode is about the Sun with Andrey Sadovsky: we'll explore how our favorite star, the main battery for all earthlings, works, and what will happen when the Sun goes out.

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00:00 - Brief overview of the episode
01:13 - What will the extinct Sun look like from Earth? Approximate dates for the "extinction of the Sun"? 02:45 - Is the Sun our main and only "battery"? How long would the Earth last if we "turned off" the Sun?
04:54 - What processes occur on the Sun, and can they be seen from Earth?
08:24 - If hydrogen is lighter than helium, then why is energy released when hydrogen is converted to helium?
10:38 - Where does energy arise during fusion, and where does it come from? Or the mystery of three LEGOs
15:12 - Plasma properties and phenomena
17:14 - How are the aurora borealis related to the Sun?
08:41 - Do solar flares affect people?
22:34 - What are sunspots, and what do they affect?
24:07 - Can the Sun eject a piece of itself so large that it will destroy the Earth?
28:40 - Could a strong solar flare affect the Earth's electronics?
30:28 - Questions from the audience! What is known about the nearest Solar System?
33:42 - How did the first star in the Universe form?
35:08 - How did the Sun form?
37:58 - Is the Sun an average or marginal star?
38:53 - School physics questions not for children's minds
41:11 - Can the Sun fall to Earth or vice versa?
41:59 - Is it possible to replicate the chemical processes of the Sun on Earth? Which of these processes have been recreated?
45:51 - How close can we fly to the Sun, and on what?
47:38 - Temperatures of the Sun's layers
49:21 - Is most of what we see in space plasma?
51:11 - What is the Astrosphere?
53:09 - What are the most important discoveries about the Sun in recent years?
54:16 - The Largest Known Star?
57:57 - What Are Geomagnetic Storms?
01:00:19 - How Does the Sun Affect Weather?
01:02:38 - Does the Sun Have a Far Side Like the Moon?
01:03:12 - What to Look for When Observing a Solar Eclipse?
01:03:55 - How Common Are Solar Systems Like Ours in the Universe?
01:05:22 - Can a System with Two Suns Exist?
01:06:34 - Why Is the Three-Body Problem Unsolvable?
01:08:13 - What Is a Solar Prominence?
01:11:12 - Do the Planets of the Solar System Have Anything in Common?
01:13:00 - Is It Possible for Two Solar Systems to Meet and Mix in the Future?

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