What type of stars are Alnitak, Alnilam, and Mintaka physically?
Answer
Hot, massive blue supergiant stars
The physical reality of these stars is that they consist of a trio of hot, massive blue supergiant stars.

Related Questions
What constellation contains the celestial grouping known as The Three Kings?What are the formal Bayer designations for the three stars in Orion's Belt?Besides The Three Kings, what is another common alternative name mentioned for Orion's Belt?What type of stars are Alnitak, Alnilam, and Mintaka physically?How does the actual three-dimensional arrangement of the stars in Orion's Belt differ from how they appear from Earth?What significant Christian observance is closely timed with the prominent visibility of Orion's Belt in the Northern Hemisphere winter sky?What specific cultural narrative provides the primary origin for the name 'The Three Kings' referring to these stars?In the Northern Hemisphere winter sky orientation, which general direction do the stars of the belt appear to move?The prevalence of naming patterns like The Three Kings or The Three Marys suggests humans assign familiar roles based on what observation?During which months is Orion's Belt most prominently visible in the early evening hours for mid-latitude stargazers in the Northern Hemisphere?