Stars

Betelgeuse

Betelgeuse is a red supergiant seen in the constellation Orion.

Category

Red supergiant

Constellation

Orion

Understanding this entry

Massive stars evolve differently from Sun-like stars. Brightness changes alone do not provide a reliable countdown to a future supernova; avoid interpreting headlines as precise predictions.

Further reading and reference: Topic reference ↗. Values and educational summaries are not a substitute for specialised advice.