Neil deGrasse Tyson is back.

In 2024 we chatted with the gracious celebrity astrophysicist, lecturer, podcaster, and bestselling author regarding "Merlin's Tour of the Universe," a revised and updated edition of Tyson's very first book that was published in 1989 as a collection of Q&A pieces initially appearing as an amusing column in The McDonald Observatory's StarDate Magazine.

The fictional timeless sorcerer named "Merlin of Omniscia" from the Andromeda galaxy is back to answer a new round of questions in a new companion volume titled "Just Visiting This Planet: Further Scientific Adventures of Merlin From Omniscia" arrives Oct. 21, 2025.

"The takeaway here is that this was the dawn of my scientific and educational career," Tyson explains to Space.com. "So it was the proving ground f

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