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All posts for the month August, 2021

Artist’s impression of the formation of a gas giant planet. From https://www.eso.org/public/images/eso1310a/.

Friday marked the end of the 2021 TESS Science Conference. Hosted virtually by MIT, this workshop marked the second in a series dedicated to exoplanet science related to NASA’s TESS (the Transiting Exoplanets Survey Satellite) mission. From the discovery of a gas giant on the verge of tumbling into its host star to observations of starquakes, the week was crammed too full for a single blog entry to do it justice.

So instead of a full summary, I wanted zero in on one topic that has profound implications for understanding the natures of exoplanets: the planets’ compositions.

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NASA has sent missions to Mars since the mid-60s, but Mars’ interior has remained hidden from view. The InSight mission has begun to lift the veil to reveal a world with active quakes, shedding light on Mars’ ancient history, but the grand successes have also come with frustrating failures.

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