What component is jettisoned just before the capsule encounters the densest parts of the atmosphere?
Answer
The service module
The service module, which contains propulsion systems and solar arrays, is jettisoned because it cannot withstand the extreme heat and stress of re-entry into the densest atmospheric layers.

#Videos
Boeing Starliner returns to earth without astronauts | BBC News
A Closer Look At Starliner's Return To Earth - YouTube
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