Burst 30 - The Gaia DR2 Release and Boyajian's Star

Released: 24 April 2018
Duration: 10 minutes, 1 second

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Paul Carr talks about today's much more accurate distance estimate to Boyajian's Star from Gaia Data

Release 2, and what, if anything, this rules out.

Links:

Clemens+ (2018) - Proper Motion of the Faint Star near KIC 8462852 (Boyajian's Star) - Not a Binary System
Boyajian+ (2015) - Where's the Flux?
Interview with Brad Schaefer
Ben Montet Makes a Star Weirder
Castelaz and Barker (2018) - KIC 8462852: Maria Mitchell Observatory Photographic Photometry 1922 to 1991
Gaia DR2

Credits:

Host and Producer: Paul Carr
Music: Jason Robinson

Episode 34: Human Up - The Planet's Future with David Grinspoon

Released: 28 November 2016
Duration: 59 minutes, 2 seconds

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David Grinspoon

Astrobiologist and Author David Grinspoon joins us to talk about his new book, Earth in Human Hands - Shaping Our Planet's Future. Following all the great demotions, humanity is about to get a great promotion - and we're not ready for it, but we have no choice.

Links:

Earth in Human Hands

funkyscience.net

The Montreal Protocol
Vladimir Vernadsky and His Revolutionary Theory of the Biosphere and the Noosphere.
Lynn Margulis

David Grinspoon on the Wow! Signal in 2013

David Grinspoon on the Wow! Signal with Geoffrey Landis in 2015

Credits:

Host and Producer: Paul Carr
Announcer: Erin Carr
Music: DJ Spooky, Erika Lloyd, George Hrab

Burst 20 - The Gaia Data Release 1 and the WTF Star

Recorded: 14 September 2016
Released: 14 September 2016
Duration:22 minutes, 22 seconds

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Astronomer Tabetha "Tabby" Boyajian joined Paul Carr, Roger Wehbe, and Rusty Schweikart in a
Google Hangout to talk about the implications of the Gaia Data Release 1 for a better understanding of KIC 8462852, aka the "WTF star."

Links: 

Gaia Data Release 1
A.G.A. Brown, et. al., Gaia Data Release 1: Summary of the astrometric, photometric, and survey properties

Standard Error for the Gaia DR1 parallax vs. position in the sky

Earlier interview with Tabetha Boyajian
Interview with Ben Montet
Gaia Parallax for KIC 8462852 is 2.554887 mas
Jason Wright: What Could be Going on with Boyajian's Star? Part X: Wrap-up and Gaia's Promise
Wright and Siggurdson: Families of Plausible Solutions to the Puzzle of Boyajian's Star
Almost Certainly Wrong: an Alien Megastructure speculation about KIC 8462852

Credits:

Producer and Host: Paul Carr
Music: Jason Robinson