What significant observation did the Hubble Space Telescope make regarding dead galaxy morphology?

Answer

It imaged a massive dead disk galaxy.

Finding a massive dead galaxy retaining its flat, disk-like shape challenged the previous simple picture that all dead galaxies were smooth ellipticals.

What significant observation did the Hubble Space Telescope make regarding dead galaxy morphology?

#Videos

NASA finds dead spiral galaxy - YouTube

JWST Finds a Bizarre Galaxy In Early Universe That Appears Dead

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