Science ❯ Astronomy ❯ Stellar Evolution

Red Supergiants

Betelgeuse DFK 52 WOH G64 Chemical Enrichment

ALMA Maps 1.4‑Light‑Year, Sun‑Mass Bubble Around Red Supergiant DFK 52

Peer‑reviewed data point to a violent outburst about 4,000 years ago with the cause still unresolved.

ALMA Reveals 1.4-Light-Year Bubble Around Supergiant DFK 52

Scientists Confirm Companion Star Orbiting Within Betelgeuse’s Atmosphere