PODCAST

365 Days of Astronomy

Podcasting Astronomy Every Day of the Year

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Sep 14th: Asteroid Defense & Another Close One

365 Days of Astronomy ·

2025/09/14

From Chelyabinsk to Tunguska, asteroid impacts remind us why sky surveys like Catalina are vital for spotting small space rocks before they reach Earth.The post Sep 14th: Asteroid Defense & Another Close One appeared first on 365 Days of Astronomy.

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Sep 12th: Rockets Make Bad Neighbors

365 Days of Astronomy ·

2025/09/12

This week, we take a look at the impact SpaceX launches, also a bunch of new science discoveries, including the origins of Ryugu & Bennu. The post Sep 12th: Rockets Make Bad Neighbors appeared first on 365 Days of Astronomy.

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Sep 8th: Dwarf Stars

365 Days of Astronomy ·

2025/09/08

Today's Astronomy Cast looks at the small end of the stellar spectrum, to stars with a fraction of the size and mass of our own Sun The post Sep 8th: Dwarf Stars appeared first on 365 Days of Astronomy.

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Sep 7th: Near Neighbor & Comet Johnson

365 Days of Astronomy ·

2025/09/07

A fast flyby & a long-period visitor: Carson Fuls spots 2017 AG13 at 9 LD, then it zips inside 2 LD three days later. Plus Jess Johnson’s Comet C/2015 V2—watch the skies. The post Sep 7th: Near Neighbor & Comet Johnson appeared first on 365 Days of Astronomy.

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Sep 5th: Europa May Have Enough Heat for Seafloor...

365 Days of Astronomy ·

2025/09/05

Jupiter’s moon Europa may actually be hot enough to melt the interior rock and create volcanoes on the ocean floor The post Sep 5th: Europa May Have Enough Heat for Seafloor Volcanoes appeared first on 365 Days of Astronomy.

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Aug 30th: A Mysterious Notification From a Dying...

365 Days of Astronomy ·

2025/08/30

Meet “108a”: a blink and you miss it. X-ray blast spotted by the Einstein Probe, only 2.8 billion light-years away, short, bright, mysterious, and perfect for a worldwide chase. The post Aug 30th: A Mysterious Notification From a Dying Massive Star appeared first on 365 Days of Astronomy.

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Aug 29th: Dual Quasars, Tidal Disruption Events & a...

365 Days of Astronomy ·

2025/08/29

Join us today as we examine observations for dual quasars in the process of merging and a star being torn apart by its supermassive black hole. The post Aug 29th: Dual Quasars, Tidal Disruption Events & a Halo For Andromeda appeared first on 365 Days of Astronomy.

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Aug 28th: Galaxies Don’t Crash, They Remix

365 Days of Astronomy ·

2025/08/28

Today podcast tell a story about galaxies collision and how gravity reshapes galaxies, builds tidal tails, and triggers starbursts. The post Aug 28th: Galaxies Don’t Crash, They Remix appeared first on 365 Days of Astronomy.

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Aug 27th: An Intermediate Mass Black Hole Found in...

365 Days of Astronomy ·

2025/08/27

Astronomers have been searching for mid-weight black holes, and now they’ve found one, right here in the Milky Way. The post Aug 27th: An Intermediate Mass Black Hole Found in the Milky Way appeared first on 365 Days of Astronomy.

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Aug 26th: A Journey into a Black Hole Collision

365 Days of Astronomy ·

2025/08/26

Black holes have been largely theoretical until the LIGO observations announced earlier this year. Thanks to those observations, we now have another way to study and observe these amazing celestial objects.The post Aug 26th: A Journey into a Black Hole Collision appeared first on 365 Days of Astronomy.

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Aug 24th: Marrakech & Asteroids 2016

365 Days of Astronomy ·

2025/08/24

Today we have travelers in the Night talk about Moroccan Oukaimeden Sky Survey and asteroid hunting record in 2016 The post Aug 24th: Marrakech & Asteroids 2016 appeared first on 365 Days of Astronomy.

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Aug 23rd: Burping Black Holes

365 Days of Astronomy ·

2025/08/23

Today's Cosmic Savannah talk to Dr. Eli Kasai about his inspiring journey of establishing Namibia’s active role in the global astrophysics community, along with efforts to engage the public through the mobile planetarium. Also his work on blazars using SALT and the Cherenkov Telescope Array. The post Aug 23rd: Burping Black Holes appeared first on 365 Days of Astronomy.

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Aug 22nd: Stars and Planets May Grow Up Together!

365 Days of Astronomy ·

2025/08/22

New images taken with the ALMA Observatory show a young proto-stellar disk with the rings and gaps of planetary formation growing together, once again challenging our preconceptions The post Aug 22nd: Stars and Planets May Grow Up Together! appeared first on 365 Days of Astronomy.

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Aug 21st: Listener Emails

365 Days of Astronomy ·

2025/08/21

In this episode Actual Astronomy read several listener emails including Observing Saturn, Equipment reports, telescope making, public outreach, a supernova photo and more! The post Aug 21st: Listener Emails appeared first on 365 Days of Astronomy.

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Aug 20th: How Realistic is a Space Elevator?

365 Days of Astronomy ·

2025/08/20

No more explosive rockets - ride an elevator into orbit and open up the solar system for human exploration. But is that realistic or are there just as many risks with the space elevator?The post Aug 20th: How Realistic is a Space Elevator? appeared first on 365 Days of Astronomy.

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Aug 19th: How Do Variable Stars, You Know, Vary?

365 Days of Astronomy ·

2025/08/19

What powers Cepheid variable stars? What about Mira variables and pulsating stars? And are there variable stars that don’t actually vary at all? The post Aug 19th: How Do Variable Stars, You Know, Vary? appeared first on 365 Days of Astronomy.

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Aug 18th: Geomorphology

365 Days of Astronomy ·

2025/08/18

Continents rise and fall over the eons, providing geologists with a history of the planet’s evolution. The study of these changes is known as geomorphology, and the lessons we learn here on Earth apply to the other objects in the Solar System The post Aug 18th: Geomorphology appeared first on 365 Days of Astronomy.

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Aug 17th: How Close Can An Asteroid Approach & Humans...

365 Days of Astronomy ·

2025/08/17

Today's Travelers in the night tell stories about Earth MOID, the closest an asteroid can come to our home planet & what human can accomplish when working together The post Aug 17th: How Close Can An Asteroid Approach & Humans Can appeared first on 365 Days of Astronomy.

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Aug 16th: Dark Sky Initiative at Home

365 Days of Astronomy ·

2025/08/16

Learn how to protect the night sky from light pollution with simple home lighting changes. Discover dark sky friendly tips to save energy, protect wildlife, and bring back the stars.The post Aug 16th: Dark Sky Initiative at Home appeared first on 365 Days of Astronomy.

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Aug 15th: Cool Worlds, Exploding Stars, & an Asteroid...

365 Days of Astronomy ·

2025/08/15

Join us today as we look at how citizen science helped discover 100 cool worlds nearby and examine evidence contributed to a mass extinction The post Aug 15th: Cool Worlds, Exploding Stars, & an Asteroid That Missed Earth appeared first on 365 Days of Astronomy.

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