Red supergiant
You may also be looking for a red giant.
A red supergiant is a type of star.

Beta Stromgren, which exploded in a supernova in 2366, was a red supergiant. ()

Idran, the primary of the Idran system, was a supergiant. ()

The  spent eight months, from late 2363 to 2364, monitoring the collapse of a red supergiant into a white dwarf. ()

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fr:Supergéante rouge
ja:赤色超巨星
Celestial objects