The Astroholic Explains

Dec 22 2024 73 ep. 20 mins 102
The Astroholic Explains Podcast artwork

The Astroholic Explains is a light-hearted question & answer podcast about astronomy, where Dr Alfredo Carpineti and his husband Chris discuss the mysteries of the universe with the occasional guest and sometimes through the medium of an audio drama!

  Science
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Concerning Space-Time

Dec 22 2024 20 mins  
For the 2024 Christmas Special, we tackle Special Relativity and Chris's issues with time dilation and relativity in general! Link for Invisible Rainbows

What Was Egyptian Sky Iron?

Aug 06 2024 19 mins  
Chris and I decided to find out when humans realized that meteorites came from beyond Earth: it could be a lot older than it was once thought! Egyptologist Dr Victoria Almansa-Villatoro joins us to discuss meteorite artifacts and intriguing hieroglyphs from Ancient Egypt.

For How Long Have Humans Believed In Aliens?

Jul 18 2024 17 mins  
We are talking about ancient aliens. (No, not the racist conspiracy theory!) We look into the concept of extraterrestrials over history and how it originated. Who were the first recorded people who pondered about life outside Earth?

How Does Sound Spread In Space?

Jul 02 2024 13 mins  
In this episode, we tackle the classic concept of sound in space, what can we measure, and why it is important that some sound waves move through the cosmos.

Could We Tell If We Were In A Middle Of A Galaxy Merger?

Jun 18 2024 22 mins  
Our position inside the Milky Way doesn't give us an advantageous view of our galaxy. But that doesn't mean we haven't found a way around it. Joined by Dr GyuChul Myeong, we explore how we make sense of the Milky Way and its past collision with the Gaia-Sausage galaxy. If you are interested in my book, here is a link to the crowdfunding page.

Can You Save A Dying Star?

Jun 03 2024 15 mins  
In the last episode, we looked at how stars end up dead. So Chris has an important follow-up: can you find a way to heal and save a dying star? #InvisibleRainbows

Do All Stars Expand When They Die?

May 20 2024 12 mins  
Our Sun and many other stars will become larger later in life. But is this a condition common to all stars? Guest questioner Francis wonders about the future of stars and their ultimate demise!

Black Diamonds Are Actually Extraterrestrials - Feat. Dr David Pegg

May 06 2024 19 mins  
In this episode, we tackle the peculiar carbonado diamond, a black diamond that looks very different from the glittering gems we might be more familiar with. And we will discover that its origin might be out of this world! Carbonado Diamond going on auction Invisible Rainbows

Can Planets Truly Have One Climate?

Apr 22 2024 18 mins  
Planets in sci-fi are often portrayed as having a single climate, but how truthful is that idea? This audience question gets the full treatment from Alfredo & Chris as they deal with the tatooines, hoths, risas, synnaxes of the real universe!

Hunting The Great Mexican Eclipse

Apr 12 2024 15 mins  
Join us in this unplanned video & audio diary as we go after the April 8 total solar eclipse in Mexico. For the video version: https://youtu.be/SR00jigmgR0?si=LKLYaoqvq_YaUo6V For #InvisibleRainbows: https://unbound.com/books/invisible-rainbows