Posts tagged with: exoplanets

Exocast-30b: with special guest Jessie Christiansen, plus ExoCup2018 analysis

On the 30th episode of Exocast: Andrew is joined in the virtual exocast studio by Dr Jessie Christiansen from Caltech/NExSci to talk a little about her work on exoplanet demographics, catalogs, public outreach, and citizen science. Hannah provides an overview of last month’s #exocup, giving us a run down on the stats, the winners, losers, surprises and lessons learned. Hugh takes a look at what other exoplanet news had been released over the past month.

Exocast-29b: with special guest Sarah Hörst, Exomoons, News, and Exocup2018

On the 29th episode of Exocast: Hannah is joined by Professor Sarah Hörst from Johns Hopkins University to talk about her lab and working on haze production for solar system planets and beyond. Hugh discusses the concept of Exomoons following the recent potential discovery. Andrew takes a look at the exoplanet news for the past month, and introduces the new format for the Exocup2018! And Sarah adds the not extra-solar, not planet, Titan to the exocast adopted

Exocast-28b

On the 28th episode of Exocast, returning from a month’s break: Hugh is joined by Daniel Angerhausen from the University of Bern/Blue Marble Space to talk exoplanet science with SOFIA and high-altitude balloon experiments. Andrew introduces the concept of technosignatures in time for the first NASA Technosignatures Workshop, held at the end of September, and chats a little more with Daniel who will be taking part in the meeting. Hannah takes a look at the exoplanet news for

Exocast-26b

In the 26th episode of Exocast: Natasha Batalha joins Hannah for a chat about PandExo (https://pandexo.emac.gsfc.nasa.gov/) and her work on Martian climate modelling. Hugh discusses all things radial velocity: history, current, and future prospects. Andrew covers all of June’s exoplanet news; And Natasha adds “Hannah’s special planet” HAT-P-26b to our gang of Adopted Planets http://media.blubrry.com/exocast/p/www.exocast.org/wp-content/uploads/2018/07/Exocast-26b_v2.mp3Podcast: Play in new window | DownloadSubscribe: Android | RSS

Exocast-25b: Exoplanetary Helium (with guest Jess Spake), plus the “Shadow Biosphere”

In the 25th episode of Exocast: Jessica Spake joins us to chat about the first detection of exoplanetary Helium – around the planet Wasp-107b Andrew covers whether alien biology could exist in a Shadow Biosphere here on Earth. Hannah covers all of May’s exoplanet news; And Jess invites an old friend to the exocast adopted planets – 51 Pegasi b, the first exoplanet detected around a sun-like star. http://media.blubrry.com/exocast/p/www.exocast.org/wp-content/uploads/2018/05/exocast-25b_edit1.mp3Podcast: Play in new window | DownloadSubscribe:

Exocast-23b

In the 23rd episode of Exocast: Hannah and Hugh join us from the UK Exoplanet Meeting; Hannah chats with special guest Dr Jayne Birkby about her work on high resolution spectroscopy; Hugh talks about the Gaia mission and what it means for exoplanets; Andrew covers all of this months exciting exoplanet news; And we invite our guest to add to the exocast adopted planets, so welcome WTS-2b to the exocast family. http://media.blubrry.com/exocast/p/www.exocast.org/wp-content/uploads/2018/04/exocast_23b_v1.mp3Podcast: Play in new window

Exocast-21b

In the 21st episode of Exocast: Hannah talks about planet formation; Andrew discusses the potential habitability of planets on eccentric orbits; Hugh disseminates a backlog of exciting exoplanet news from the past two months including discoveries, planet characterization, and community debate; Andrew adds the eponymous Kepler-21b as the newest member of the Exocast adopted planets gang;   http://media.blubrry.com/exocast/p/www.exocast.org/wp-content/uploads/2018/01/exocast_21b_v2.mp3Podcast: Play in new window | DownloadSubscribe: Android | RSS

Exocast-18b – Direct Imaging Special

In the 18th episode of Exocast, we chat to Sasha Hinkley, a direct imaging expert at the University of Exeter: “Spotlights & fireflies” – what it means to be able to directly image planets and how we do it. Why direct imaging may not have the numbers compared to other detection techniques, but can give us so much more information on each planet The future of direct imaging instruments, including JWST, WFIRST and the E-ELT.

Exocast-17b

In the 17th episode of Exocast: Andrew introduces us to the origins of life studies in the first of a two-part segment. Hannah talks about Global Circulation Models (GCMs) and why they matter for exoplanets. Hugh reports on the latest exciting exoplanetary news, including alien stratospheres, new exoplanets from RV studies, and exo-comets. Andrew adopts GJ 667Cc into the misfits that are the Exocast adopted planets. http://media.blubrry.com/exocast/p/www.exocast.org/wp-content/uploads/2017/09/Exocast-17b_v2.mp3Podcast: Play in new window | DownloadSubscribe: Android | RSS

Exocast-15b

In the 15th episode of Exocast: Andrew revisits the signals life may or may not leave in a planet’s atmosphere, taking in recent results from the NExSS biosignature workshop. Hugh details the pros & cons of NASA’s upcoming planet-hunting machine, the Transiting Exoplanet Satellite Survey, or TESS, mission. Hannah covers the breaking news, including a host of new results from the Kepler mission. and Hugh adopts the mini-Mercury Kepler-37b into our collection, the smallest planet yet found

Exocast-14b

In the 14th episode of Exocast Hannah takes us back to basics and introduce the composition and chemistry of exoplanet atmospheres. Andrew covers some recent updates from astrobiology, the field of study that aims to figure out if there’s life on any the exoplanets we’ve discovered, or on some of the worlds closer to home. Hugh takes us through the latest in exoplanetary news, including the newest discoveries, investigations, and notable events in exoplanets this month.

Exocast-13b

In the 13th episode of Exocast Hugh talks about planets in binary systems – are two stars better than one? Hannah discussed the importance of brown dwarfs as the intermediary between planets and stars. Andrew takes us through the latest in exoplanetary news, including the newest discoveries, investigations, and notable events in exoplanets this month. and Hannah adopts WASP-12b with it’s ruby clouds into our extreme family of exoplanets. http://media.blubrry.com/exocast/p/www.exocast.org/wp-content/uploads/2017/04/Exocast-13b_v1.mp3Podcast: Play in new window | DownloadSubscribe:

Exocast-12b

In the twelfth episode, Exocast-12b: Andrew details highlights of the recent UK exoplanet meeting. Hugh and Andrew play “Just an Arcminute” with UK exoplanet scientists. Hannah sits in at the exocast newsdesk to cover news including new data on the Trappist-1 system, unusual clouds closer to home, and new brown dwarfs at the boundary of planets & stars. And Hugh chooses Kepler-47ABc, a rare circum-binary planet, as our adopted planet of the month. http://media.blubrry.com/exocast/p/www.exocast.org/wp-content/uploads/2017/04/exocast12b_v2.mp3Podcast: Play in new window | DownloadSubscribe: Android | RSS

Exocast-10b

For your listening pleasure in Exocast-10b, the first episode of 2017: Hugh provides some perspective on what happens to planets after their stars die. Hannah gives us a run down of Hubble’s new PanCET program. Andrew takes to the Exocast news helicopter to deliver exoplanetary news from the last month. Hannah adopts a nearby habitable world displaying clear evidence of atmospheric disequilibrium. http://media.blubrry.com/exocast/p/www.exocast.org/wp-content/uploads/2017/01/Exocast-10b_HRW_V1.mp3Podcast: Play in new window | DownloadSubscribe: Android | RSS

Exocast-8b

Exocast-8b In the eighth Exocast episode: • Andrew turns his attention to the weird and wonderful worlds bringing science fiction and fact a little closer together; • Hugh covers the latest developments in the case of the enigmatic Boyajian’s Star; • Hannah reports on the month’s news in exoplanet research; • And we adopt Latham’s Planet (HD 114762 b), arguably the first exoplanet discovered, into our planet family. http://media.blubrry.com/exocast/p/www.exocast.org/wp-content/uploads/2016/12/exocast8b_v3.mp3Podcast: Play in new window | DownloadSubscribe: Android

Exocast-7b

Exocast-7b In the seventh exocast episode: • Hannah answers a range of questions posed to us on social media; • Andrew explores the the climate of an unexplored and (temporally) distant world: the early Earth; • Hugh discusses recent news and exoplanetary weather; • And we adopt the Kepler-138/KOI-314 system into our growing family of planets. http://media.blubrry.com/exocast/p/www.exocast.org/wp-content/uploads/2016/11/Episode_7b.mp3Podcast: Play in new window | DownloadSubscribe: Android | RSS

Exocast-5b

Exocast-5 b In the fifth exocast episode: Andrew take us through what biosignatures it would take to tell if a planet is habitable/in-habited. Hugh explores a quirk of Einsteinian physics which allows us to search for planets. Hannah looks at the news including the inroduction of a new scientific method – astrochronology, phase curves of WASP-43, and a new cohort of planets. In addition, she shares a little rant on the impact of scientific reporting

Exocast-3 b

Exocast-3 b In the third exocast episode: • Hugh looks at a ghostly bunch of controversial, redacted or “killed” exoplanets that have come and gone. • Hannah talks about how we can study the atmospheres of transiting exoplanets, and adds another exoplanet oddity to our growing adopted family. • Andrew covers all news exoplanetary, including a new young planet, a (not so) habitable giant Tatooine and a planet spinning up its star.   http://media.blubrry.com/exocast/p/www.exocast.org/wp-content/uploads/2016/06/Exocast-3b_v4.mp3Podcast: Play in new window | DownloadSubscribe: Android | RSS

Exocast-2 b

Exocast-2b In the second exocast episode: • Andrew looks to future world-finding missions. • Hugh latches onto a planet spinning backwards, and adds another bizarre world (or what’s left of it anyway) to our adopted family to keep Kepler-10 b company. • Hannah covers all news exoplanetary from the last month, and there was quite a lot of it! http://media.blubrry.com/exocast/p/www.exocast.org/wp-content/uploads/2016/05/exocast-2b_v2.mp3Podcast: Play in new window | DownloadSubscribe: Android | RSS

Exocast-1 b

Exocast-1 b In the inaugural exocast episode: • Hannah time travels through the history of exoplanets from the ancient greeks to the future; • Andrew takes a critical look at the habitable zone concept; • Hugh discusses recent news including the potential detection of a magma ocean on the super-Earth 55-Cancri e; • and Andrew adopts Kepler-10 b, the first definitively rocky exoplanet found by Kepler, as our planet of the month. http://media.blubrry.com/exocast/p/www.exocast.org/wp-content/uploads/2016/04/exocast1b_v2-2.mp3Podcast: Play in new window | DownloadSubscribe: Android |

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