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This first turns up in Book 3. Come back when you get there.

concept

mini-universes

First appears in Book 3: Death's End, chapter 73 (Outside of Time Our Universe)

Appearances

B1

B2

B3

What you know

Book 3: Death's End

Ch 73Each mini-universe removed matter from the great universe, and the Trisolarans alone have built several hundred.

An unofficial, spoiler-aware fan guide to Remembrance of Earth's Past by Cixin Liu. Nothing past your reading progress is shown. Book details and covers from Open Library.

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