My guest is Dr. Jessie Christiansen, an astrophysicist with NASA's Exoplanet Science Institute. Jessie will give us an update on TESS and the 2,200 planets it's discovered so far.

http://web.ipac.caltech.edu/staff/christia/



Episode 740: Interview: Dr. Jessie Christiansen, 2,200 Planets for TESS

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Juno sees a lava lake on Io, Voyager 1 isn’t spouting nonsense any more, Titan Dragonfly gets the greenlight from NASA, and TESS finds its first rogue planet.



[Space Bites] Artemis III in Jeopardy // Giant Lava Lake on Io // Voyager-1 Fixed

Why don't they just build a bigger version of James Webb for Starship? What's the pressure inside Europa's oceans? How can you measure a day on a planet without a surface? Answering all these questions and more in this week's question show.



[Q&A] Bigger JWST for Starship, Day on A Gas Planet, Real Science Gatekeepers

A piece of the ISS smashed into a house in Florida. Evidence for the first stars in the Universe. NASA is having to rethink its Mars Sample Return mission.



[Space Bites] ISS Debris Hit Florida House // Crisis for Mars Sample Return // Closest Black Hole

New measurements show dark energy may be evolving, Japan is joining Artemis with a pressurized rover, why the Moon has two different faces, and my experience with the total solar eclipse.



Evolving Dark Matter // JAXA's Moon Rover for NASA // Eclipse Experience

What engine type will the first manned interstellar mission use for propulsion? Will AI help solve any mysteries of space? Why do we have exoplanet types named after Neptune but not Uranus? Answering all these questions and more in this week's Q&A; show. 



Episode 740: Interview: Dr. Jessie Christiansen, 2,200 Planets for TESS

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