This Week in Space (Audio)

TWiS 201: Born to Explore - With Jay Gallentine

8 snips
Mar 13, 2026
Jay Gallentine, author of deep histories of robotic planetary exploration, talks about his book Born to Explore and the life of JPL legend John Casani. Short stories cover Casani’s team-building goat contest, his Jesuit-rooted leadership, Galileo’s constant redesigns, and tough tradeoffs on Cassini. Also a sneak peek at Gallentine’s upcoming Mars rovers book.
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INSIGHT

Deep Research Yields Mission Genesis Stories

  • Gallentine's deep research habit drives his books: he pursues the full genesis of missions and interviews core team members.
  • His method produced Ambassadors From Earth, Infinity Beckoned, and Born to Explore, each focused on detailed human and technical stories.
INSIGHT

Casani As JPL's Quiet Keystone

  • John Casani was a ubiquitous, quietly central force at JPL who shaped mission culture and management approaches.
  • Jay Gallentine found Casani invoked across missions and credited him with cultivating extreme loyalty and practical leadership practices.
ANECDOTE

A Decade Of Interviews Led To A Breakthrough Call

  • Gallentine built a decade-plus relationship with Casani starting in 2007 through repeated interviews and chapter reviews.
  • A 2021 phone call on religion and upbringing opened Casani up for four hours and revealed the personal drivers behind his leadership.
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