Alpha Orionis Apr 2026

(α Orionis), famously known as Betelgeuse , is a massive red supergiant marking the western shoulder of the constellation Orion . It is one of the largest and most luminous stars visible to the naked eye. Physical Characteristics

Recent studies suggest the existence of a smaller, Sun-like companion star (Betelgeuse B) that may influence its long-term brightness cycles. Life Cycle and Future alpha orionis

If placed at the center of our solar system, it would engulf the orbits of Mercury, Venus, Earth, and Mars, likely extending past Jupiter's orbit . (α Orionis), famously known as Betelgeuse , is