[Q&A] Hiding Earth from Aliens, Truth About Pyramids, Crashing Into a Black Hole

Universe Today Podcast

Can we make Earth invisible for possible alien invaders? What's the deal with the pyramids and their alignment to stars? Can an interstellar ship casually crash into a black hole? And what's the difference between cosmology and astronomy after all?

🔴 [Q&A+] No ads. Bonus question. For FREE

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00:00 Start

00:27 [Rod Tolosa] Possible life on Venus

03:16 [abstractedaway] Heium-rich dwarf stars as techosignatures

04:00 [kenji] The truth about pyramids

06:25 [Jakub Polášek] Most interesting citizen science projects in astronomy/space field right now

07:21 [Osiris Mpg] Could an interstellar ship crash into a black hole?

08:34 [FunkyCritter] Will Earth's spin stop eventually?

09:12 [Keiichi S] Naked-eye nebula

11:03 [Nolan Mosley] LEO satellites and the ozone layer

13:11 [Nanp90] Making the Earth invisible for alienes

📺 VIDEO VERSION

https://youtu.be/cuXXPrp3_PU

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📩 CONTACT FRASER

frasercain@gmail.com

⚖️ LICENSE

Creative Commons Attribution 4.0 International (CC BY 4.0)

Support Universe Today Podcast

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Can we make Earth invisible for possible alien invaders? What's the deal with the pyramids and their alignment to stars? Can an interstellar ship casually crash into a black hole? And what's the difference between cosmology and astronomy after all?

🔴 [Q&A+] No ads. Bonus question. For FREE

https://patreon.com/universetoday

00:00 Start

00:27 [Rod Tolosa] Possible life on Venus

03:16 [abstractedaway] Heium-rich dwarf stars as techosignatures

04:00 [kenji] The truth about pyramids

06:25 [Jakub Polášek] Most interesting citizen science projects in astronomy/space field right now

07:21 [Osiris Mpg] Could an interstellar ship crash into a black hole?

08:34 [FunkyCritter] Will Earth's spin stop eventually?

09:12 [Keiichi S] Naked-eye nebula

11:03 [Nolan Mosley] LEO satellites and the ozone layer

13:11 [Nanp90] Making the Earth invisible for alienes

📺 VIDEO VERSION

https://youtu.be/cuXXPrp3_PU

📰 GUIDE TO SPACE Newsletter

No ads. Subscribe for FREE: https://universetoday.com/newsletter

🎧 PODCASTS

Universe Today: https://universetoday.fireside.fm/

Astronomy Cast: http://www.astronomycast.com/

📩 CONTACT FRASER

frasercain@gmail.com

⚖️ LICENSE

Creative Commons Attribution 4.0 International (CC BY 4.0)

Support Universe Today Podcast

2025-09-11 17 min
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