#744: Lunar Time

What time is it on the Moon? The Moon orbits the Earth, so it doesn’t fall into a specific time zone. It’s time to introduce Lunar Time. 

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Fraser Cain
Universe Today

Dr. Pamela Gay
CosmoQuest

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  • Ally Pelphrey, Video Engineer

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#740: Sneaky Stars

#740: Sneaky Stars

If you’re an astronomer you depend on accurate observations of stars, but there’s a problem. Stars are sneaky! Changing in size, brightness, color, they hide their chemistry, their age and even their companions from all but the cleverest observers. Stars explode...

Recent Episodes

#744: Lunar Time

What time is it? OK, fine, what time is it on the Moon? The Moon orbits the Earth, so it doesn’t fall into a specific time zone. Also, there’s lower gravity on the surface of the Moon, which changes the rate that clocks tick. Well… It’s time to introduce Lunar...

#743: What Else Can We Learn From Gravitational Waves?

Just a few years ago LIGO detected the first direct evidence of gravitational waves coming from colliding black holes. And there you have it. Boom! Black holes collide! But that wasn’t all we learned from gravitational waves, nor will we learn. Sure, the masses of...

#742: Atmospheric Gravity Waves

Gravity Waves ... not gravitational waves ... move atmospheres and make pretty clouds. Show Notes Introduction to Atmospheric Gravity Waves: Definition and differentiation from gravitational waves. Their occurrence due to a balance of buoyancy and gravity....

#741: Technosignatures

Pollution will ultimately give away a society. And this episodes will shows us the potential indicators of advanced extraterrestrial civilizations. Also the various ways such civilizations might unintentionally or intentionally reveal their presence through...

#740: Sneaky Stars

If you’re an astronomer you depend on accurate observations of stars, but there’s a problem. Stars are sneaky! Changing in size, brightness, color, they hide their chemistry, their age and even their companions from all but the cleverest observers. Stars explode...

#739: Drones

From little Ingenuity to the future Firefly and all our Earth Science fliers, let's look at the buzzy scientists. NASA’s Mars Ingenuity helicopter showed us how wonderful a flying science platform can be on another world. Soon there’ll be a helicopter flying on Titan,...

#738: Looking ahead to 2025

What can we hope (or dread) to see in 2025? Last week we talked about the 2024 strangeness. Now we’re gonna talk about the upcoming space stories for 2025 that we’re looking forward to. It’s a nice mix of new rockets, new missions and new fly-bys. Show Notes 2025...

#737: Weird Science Stories in 2024

2024 was a strange year! I’ll let your imagination take flight and consider how 2024 was weird for you. But, for space and astronomy we had some interesting, revolutionary, unsettling and downright weird stories pop up. Today let’s talk about them. Show Notes Color of...

#736: Gift Guide 2024

It’s time for our Holiday Gift Guide, where we suggest ideas for presents for the space fans in your life! What books are we reading? What games are we playing and what telescopes are we admiring? Show Notes Lego Sets for Space Fans Telescopes and Astronomy Equipment...

#735: Albert Einstein

Last week we talked about the Einstein probe. So this week it is only natural that we talk about the man himself, Albert Einstein. He revolutionized the field of physics, played a vital role in the early 20th century and struggled to unite the forces of the Universe...

#734: The Einstein Probe

Another day, another space telescope! Today we’re looking at the newly launched Einstein Probe. A collaboration between the Chinese Space Agency and the European Space Agency. The mission has been operating since January searching the cosmos for short, bright flashes...

#733: Euclid of Alexandria

Let's look at the Euclid of Alexandria, the father of geometry and his contributions in celestial mechanics and orbital calculations. Show Notes Who Was Euclid of Alexandria? Importance of Euclid’s work: Euclid’s Contributions to Mathematics Influence on Astronomy...

#732: The Euclid Telescope

Let's look at the Euclid Space Telescope.. Show Notes The Euclid Mission Overview Mission Location and Challenges Science Goals of Euclid Spectrograph and Redshift Measurements Significance of Mapping Dark Matter and Dark Energy Preliminary Data Release Model...

#731: Neil Gehrels

Last week we talked about the Neil Gerhels Swift Telescope, this week we’ll be talking about the man behind the mission. Gerhels was the principle investigator behind many missions, including Swift. Show Notes Halloween and Elections Neil Gehrels Overview Career...

#730: The Neil Gehrels Swift Telescope

Let's look over the long life of the  Neil Gehrels Swift Telescope as it watches for the multi-spectral flashes of high energy explosions. Show Notes Introduction to Swift & Its Purpose. Swift’s Rapid Response to GRBs. Swift’s Role in Expanding GRB...

#729: The James Webb Space Telescope

Let's talk about that giant telescope that's changing everything. We have been waiting our entire careers to make this episode on the James Webb Space Telescope, AKA the JWST. This historic Observatory was launched just a couple of years ago and it's already...

#728 :Eugene Parker

In our last episode, we talked about the Parker Solar Probe. As always, we like to talk about the person who inspired the mission. What makes this amazing and different is that Eugene Parker was there to watch the launch of the mission that shares his name. Why is he...

#727: The Parker Solar Probe

The Sun. It’s that ongoing thermonuclear explosion that’s happening right over there. Although the Sun is necessary for life on Earth, we still have questions. So NASA has sent the Parker Solar Probe to visit the Sun, up close to get some questions answered....

#726: What happened during our Summer Hiatus

We’re back from our summer hiatus. Before we left, we gave you a bunch of stories we thought might be important. Now let’s look back and see how our predictions went. And what surprises did happen? Show Notes Evidence of vulcanism on the Moon China's Chang'e 6 mission...

BONUS: June 10 Pre-Show Rant on Starliner, Starship, & more

Starliner S2.1 docking on May 20, 2022 (NASA) Prior to recording their exoplanets episode, Fraser and Pamela discussed their wild week of space flight news and discussed their concerns about the Starliner and StarShip programs. This is particularly timely as we...