Episode 701: Open Space 97: What if SagA* Turned into a Quasar? And More...

In this week's live questions show, I explain how amateurs can contribute to space and astronomy research, will I sign up for Starlink, and what would happen if the supermassive black hole at the heart of the Milky Way turned into a quasar?

00:00:00 Start

00:03:13 How can amateurs can contribute to science?

00:05:50 What if Sgr* turned into a quasar?

00:07:00 Will the Universe end in a Big Rip?

00:10:32 How can solar sails be pushed by massless photons?

00:12:45 Do we know what rocky planets are made out of?

00:14:18 How did my mind change after interviewing Wallace Arthur

00:18:06 Will I sign up for Starlink Beta?

00:20:00 Am I looking forward to Dune?

00:23:30 Isn't the buy in cost for Starlink too expensive?

00:26:08 How can the methuselah star be older than the Universe?

00:27:31 Can we observe Oort clouds in other Solar Systems?

00:30:00 Does Andromeda have a supermassive black hole?

00:32:43 Any progress on Event Horizon Telescope?

00:34:35 What if an Earth-sized world fell into the Sun?

00:36:01 How can spacecraft journey from star to star?

00:37:31 Is Andromeda more massive?

00:38:31 Propulsion systems I'm excited about?

00:40:23 Is the Sun gaining or losing mass?

00:41:10 Why is it a good year for comets?

00:42:52 Can we use fusion for spaceflight?

00:46:15 How could we destroy Saturn's rings?

00:47:23 Any update on Terrascope?

00:48:52 Could we put astronauts to sleep?

00:51:53 What about cold fusion?

00:53:21 Is a hot big bang feasible?

00:55:15 Could there be planets in globular clusters?

00:58:20 Could neutrinos be dark matter?

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Weekly Space Hangout:

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Astronomy Cast:

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

Karla Thompson - @karlaii / https://www.youtube.com/channel/UCEItkORQYd4Wf0TpgYI_1fw

Chad Weber - [email protected] Support Universe Today Podcast