Episodes


Ep. 595: Planet Hunting (Updated)

Posted by on 5:56 pm in Astronomy, Exoplanets, Extrasolar Planets, Planetary Science, Planets, podcast | 0 comments

Ep. 595: Planet Hunting (Updated)

This is going to be another one of those evergreen topics, where we come back to again and again. Finding planets. Every time we talk about this now, it seems like we’ve gained thousands of new planets. Well buckle up, new techniques will grow that by tens of thousands and even millions.

read more

Ep. 594: Juno – Primary Mission Highlights

Posted by on 2:41 am in Astronomy, Missions, Planetary Science, Planets, podcast, Solar System, Spacecraft | 0 comments

Ep. 594: Juno – Primary Mission Highlights

Pamela’s always loathed to talk about spacecraft until the mission’s in space and the science is rolling. NASA’s Juno mission just received a mission extension, adding Jupiter’s moons to the menu. Now, finally, we can talk about Juno.

read more

Ep. 593: Stellar Parasites

Posted by on 3:08 am in Astronomy, podcast, Science, Stars | 0 comments

Ep. 593: Stellar Parasites

Stars often come in groups of two or more. And if they’re orbiting close enough to each other, one star can feast on the other. And when that happens, well, mayhem ensues.

read more

Ep. 592: Gamma-Ray Bursts (Updated)

Posted by on 9:48 pm in Astronomy, High Energy Physics, podcast | 2 comments

Ep. 592: Gamma-Ray Bursts (Updated)

Some of the most powerful explosions in the Universe are gamma ray bursts, capable of blasting a beam of death halfway across the galaxy. In just the last few years, astronomers have discovered a tremendous amount about these blasts, and what’s actually causing them. The answer, of course, is that it’s more complicated than we thought.

read more

Ep. 591: Space Junk

Posted by on 3:00 pm in Missions, podcast, Spacecraft | 0 comments

Ep. 591: Space Junk

Remember the good old days, where there were only a few thousand living and dead satellites? Those days are long over. We’re now entering an era where there will be tens of thousands of satellites, not to mention the spent rocket boosters and other space junk. What kind of a risk do we face and what can be done about it?

read more

Ep. 590: Lunar Hazards: Dust, Radiation, and More

Posted by on 4:00 pm in Missions, Our Solar System, Planetary Science, podcast, Solar System | 1 comment

Ep. 590: Lunar Hazards: Dust, Radiation, and More

2024 can’t come soon enough. You know, that’s the year when humans will set foot on the Moon again. Don’t you roll your eyes. That’s the plan. Well, unless the plan changes. But my point is, explorers going to the Moon will need to be concerned about all kinds of hazards, like dust, radiation and gigantic moon worms.

read more

Ep. 589: Lunar Resources: Water (Update) & Other Volatiles

Posted by on 5:17 pm in Our Solar System, Planetary Science, podcast, Solar System | 1 comment

Ep. 589: Lunar Resources: Water (Update) & Other Volatiles

We’ve talked about water on the Moon many times here on Astronomy Cast, but there have been a bunch of big updates, thanks to new research from NASA and others. Today we’re going to give you an update on the state of water on the Moon and the plans to take advantage of it.

read more

Ep. 588: Lunar Resources: Lava Tubes

Posted by on 5:01 pm in Our Solar System, Planetary Science, podcast, Science, Solar System | 0 comments

Ep. 588: Lunar Resources: Lava Tubes

All eyes are on the Moon. We’re going back, this time to stay… right? One of the best resources on the Moon will be the lava tubes that crisscross the subsurface of the Moon. These can provide protection from space, and a look into the geologic history of the Moon. And they can be enormous.

read more

Ep. 587: Artemis Accords

Posted by on 4:02 am in History, Missions, podcast, Space Flight | 2 comments

Ep. 587: Artemis Accords

The Moon is about to become a very busy place, with multiple countries and private companies planning missions in the next few years. It’s been decades since the Outer Space Treaty was negotiated. It’s time for the Artemis Accords.

read more

Ep. 586: Life as We Know It: Habitable Exoplanets & Extremophiles

Posted by on 2:25 am in Aliens, Chemistry, Exoplanets, podcast | 0 comments

Ep. 586: Life as We Know It: Habitable Exoplanets & Extremophiles

As scientists continue to explore the Earth, they’re discovering life surviving and even thriving in extreme environments. What hints can this give us about what we might find as we search for life on other worlds?

read more