Looking Up

Dean Regas

Join Dean Regas, astronomer, author, and space expert on a journey through the stars! Guests from all over the globe bring their knowledge and passion about today’s latest scientific discoveries and advancements. From eclipses to supernovas, from rockets to rovers; there’s a whole universe to explore! Dean is the author of “How to Teach Grown-Ups About Pluto” and “100 Things to See in the Night Sky” and was the longtime host of PBS' Stargazers television program. Looking Up is a production of Cincinnati Public Radio.Subscribe:AppleSpotifyNPRiHeartRadioAmazonPocket CastsRSS Feed

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Friday · 17 min
True Crime Astronomy: Under Calamitous Skies
In Part 2 of Dean Regas’ investigation into the mysterious death of astronomer…
October 9 · 18 min
True Crime Astronomy: A Death in Prague
On a special episode of Looking Up, host Dean Regas tests a new format as he…
September 25 · 17 min
Turning the Milky Way into Music (with Mara Helmuth)
When NASA and other space agencies release sounds from space, what are we…
September 11 · 20 min
Launching a Probe into the Sun (with Dr. Joe Westlake)
The sun is our closest laboratory for understanding how stars work. Decades of…
August 28 · 19 min
Downloading the Universe (with Dr. Mario Jurić)
Astronomers say the shiny new Vera C. Rubin Telescope will be able to map the…
August 14 · 19 min
Who Voted to Demote Pluto? (with Dr. Bob Stencel and Dava Sobel)
What really happened when Pluto was demoted? Twenty years after the…
July 31 · 18 min
A Total Eclipse of Dean's Heart (with Gísli Sigurðsson)
Chasing solar eclipses is a great excuse to travel. In 2026, August 12th's…
July 17 · 19 min
Posing for a Picture with the Earth (with astronaut Tracy Dyson)
Still buzzing with excitement from the Artemis II launch, Dean Regas waxes…
July 3 · 17 min
What did NASA find on Asteroid Bennu? (with Dr. Daniella Mendoza DellaGiustina)
What is a potentially hazardous asteroid like? Up close and personal? Very few…
June 19 · 17 min
Bringing the universe down to Earth (with Kat Troche)
How do you feel about the universe? Is it scary, you know with how large it is?…
June 5 · 20 min
Is most of the universe actually invisible? (with Dr. Stacy McGaugh)
By some counts as much as 96% of everything in the universe comes from dark…
May 22 · 14 min
3000 Astronomers, One Thrilling Event
What happens when 3000 astronomers gather in one place? The annual American…
May 8 · 17 min
FROM THE ARCHIVE: Can Elon Musk Even Go to Mars? (with Oliver Morton)
With Artemis II's recent launch, we are revisiting this conversation. Dean gets…
April 24 · 22 min
FROM THE ARCHIVE: Problem Solving in Space (with Andy Weir)
With the recent release of the "Project Hail Mary" film adaptation, we are…
April 10 · 18 min
Ancient Martian microbes left behind a chemical "fingerprint" (with Dr. Katie Stack Morgan)
Last fall, NASA announced that it found something incredible in a rock on Mars.…
March 27 · 18 min
Searching for Life in Mars' Watery Past (with Dr. Andy Czaja)
What was the planet Mars like in the past? Was it a dry desolate world like the…
March 13 · 17 min
Somewhere Over the Moonbow (with Jeff Pfaller)
What is a moonbow, and what does it take to get a picture of one? And do rare…
February 27 · 15 min
How a 1925 Airship Crash Shaped an Ohio Town (with Kendall Crawford)
What might it be like to watch an alien spacecraft fall from the sky? Residents…
February 13 · 16 min
Eating Like an Astronaut (with Mark Borison)
How do you eat in space? Simple everyday chores like sleeping or going to the…
January 30 · 15 min
Early Astrophotography was Controversial (with Anika Burgess)
The question seems completely absurd to us in the 21st century: should we use…

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