The Star Spot

The Star Spot


Latest Episodes

Episode 172: The Hubble Not-So Constant
September 16, 2019

Feature Guest: Sherry Suyu The Hubble constant, which measures the expansion rate of the cosmos, may not be a constant after all, and if that’s true it means we’re missing something big in our understanding of the universe. Today we’re joined...

Episode 171: Ploonets: When Moons Go Rogue, with Jorge Zuluaga
September 02, 2019

Feature Guest: Jorge Zuluaga Astronomers have yet to confirm a single detection of an exomoon, that is a moon orbiting a planet outside our solar system. Now it turns out at least part of the explanation is that we may have been looking in the wrong...

Episode 170: The Mystery of Fast Radio Bursts, with Vikram Ravi
August 19, 2019

Feature Guest: Vikram Ravi They come to us from deep space. They last a tiny fraction of a second. They contain as much energy as the sun’s total output in 80 years. Yet we still haven’t figured out what causes these so-called Fast Radio Bursts or...

Episode 169: Science at the Limits (Part 2)

August 05, 2019

Feature Guest: Dan Falk Scientists are finding themselves increasingly squeezed between academics sounding the limits of science and a public increasingly taken in by pseudoscience and conspiracy theories. Today we conclude our review of science under...

Episode 168: Celebrating Apollo + Science at the Limits (Part 1)

July 22, 2019

Feature Guest: Dan Falk Today we’re joined here at The Star Spot by science writer Dan Falk. We’ll start today’s interview with a commemoration of the 50th anniversary of the landing of humans on the moon and the internationalism of that...

Episode 167: Current in Space + The Best of The Star Spot: Nobel laureate Brian Schmidt
July 08, 2019

Feature Guest: Brian Schmidt Today we offer a best of from our vault here at The Star Spot. We dug back to a fan favourite, our December 2014 interview with Nobel laureate Brian Schmidt, who won the biggest prize in science for discovering the...

Episode 166: Nanodiamonds are Forever, with Jane Greaves
June 10, 2019

Feature Guest: Jane Greaves Remember that nursery rhyme, “Up above the world so high, like a diamond in the sky?” Well they were on to something, because it turns out diamonds - albeit nanodiamonds - are ubiquitous across the Milky Way galaxy....

Episode 165: Landing on Europa, with Cynthia Phillips
May 27, 2019

Feature Guest: Cynthia Phillips In the 1970s, the Viking landers performed historic experiments aimed at detecting life in the Martian soil. The results were disappointing although to this day still not entirely conclusive. Now over 40 years later a...

Episode 164: Jupiter's Ancient Odyssey, with Simona Pirani
April 29, 2019

Feature Guest: Simona Pirani The planet Jupiter occupies a position today that is far from its home 4.5 billion years ago, a destination resulting from a primeval migration that started way out around the current location of Uranus. Like the god for...

Episode 163: The Ring Worlds of Saturn, with Bonnie Buratti
April 15, 2019

Feature Guest: Bonnie Buratti The spacecraft Cassini went out in spectacular fashion, travelling through Saturn’s rings for a final death dive into the gas giant. Even in its final heroic moments, Cassini was relaying back data shedding light on the...