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Astronomy Cast

Ep. 796: Oceans & Organics on Mars

Astronomy Cast

Astronomy Cast

Natural Sciences, Astronomy, Science

4.83.4K Ratings

🗓️ 8 June 2026

⏱️ 31 minutes

🧾️ Download transcript

Summary

Astronomy Cast Ep. 796: Oceans & Organics on Mars By Fraser Cain & Dr. Pamela Gay Streamed live on Jun 1, 2026. Mars is cold & dry today, but the evidence is growing that it used to be warmer & wetter. with seas & oceans that covered large parts of its surface. With the additional findings of the chemicals for life, the search for life on Mars is getting pretty interesting! New results from Perseverance and Curiosity describe a past Mars with complex chemistry and water. But did it have life? Background image credit: Kevin Gill This show is supported through people like you on Patreon.com/AstronomyCast In this episode, we'd like to thank: Andrew Poelstra, Burry Gowen, David, David Rossetter, Ed, Eric Lee, Gerhard Schwarzer, Jason Kwong, Jeanette Wink, Joe McTee, Michael Purcell, Sergey Manouilov, Siggi Kemmler

Transcript

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0:00.0

I'm sorry. I'm going to Astronomycast, Episode 796, Oceans and Organics on Mars.

0:52.7

Welcome to Astronomycast, our weekly facts-based journey through the cosmos,

0:55.7

where we hope you understand not only what we know, but how we know what we know. I'm Fraser Kane. I'm the publisher of the universe today. With me, as always, is Dr. Pamela Gay, Senior Scientist for the Planetary Science Institute and the Director of Cosmic Quest. Hey, Pamela, how you doing? I am experiencing levels of spring that are unlike your levels of spring.

1:13.7

Right.

1:14.0

But my weeds. How you doing? I am experiencing levels of spring that are unlike your levels of spring.

1:14.1

But my weeds are taller than I am in some of my flower bets.

1:18.4

Oh my goodness, things are growing like never before.

1:22.0

And you have them trying to breed in your nose from what I understand.

1:25.4

Yes.

1:26.4

So I returned from a trip in Japan

1:28.3

to a wall of histamines. You know, all of the plant matter had been waiting for me to return.

1:35.5

And so it's literally the moment I got off the plane in our home city, the allergies came roaring in.

1:43.4

And I am all, you know, I'm a clareton in and still,

1:47.0

I know you can probably hear a little, a little, a little gloopiness in my, in my voice. So I will do

1:52.9

the best that I can to minimize it. And, you know, our, our editors will, will clean up the dad

1:57.7

sounds. But, um, yeah, it is, man, it is gorgeous. You leave your garden for two weeks.

2:03.2

You come back and it has been busy and it's surprising and it's wonderful to see all of the changes.

2:10.3

And no deer got in, which is great. So I get to see what trees look like when they're actually allowed to grow as opposed to savaged by brutal,

2:18.6

cruel deer.

2:19.4

I have one hilarious green bean plant.

2:22.8

They're growing up strings.

2:24.8

And I have cages around the bottom.

...

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