Orion isn't a star - it's a group of stars called a constellation. If you live in the Northern Hemisphere, it's easily found on a winter night, by looking halfway up the sky while you are facing south. Look for the 3 stars in a row that make up his belt.
It is blue-white.
The brightest star in Orion is Rigel.
Right below (under) Orion's belt is the Orion Nebula- when viewed with the naked eye it looks just like a star- but it is actually consists of many star(s), dust & clouds. The really bright star in Orion (Orion's "left foot") is the 6th brightest star in the sky- Rigel.
Orion is a constellation - a group of stars, not a single star.
Orion is a constellation, not a star. Betelgeuse, the red giant at the left shoulder of Orion, is a supergiant.
The largest star in Orion is Betelgeuse with a solar radii of 1,180.
The dimmest star is Orion is HD 37605 with an apparentmagnitude of 8.69
The North Star, Polaris, is not located in the Orion constellation's arm. It actually lies in the Ursa Minor constellation which is separate from Orion. Orion is one of the most recognizable constellations in the sky and is prominent in the winter months.
It is found at the southwest corner of the rectangle that forms the most prominent feature of the constellation of Orion.
Rigel is the brightest star in Orion, Betelgeuse is the 2nd brightest
The "knee star" in Orion is actually a famous triple star system called Alnitak, located in Orion's Belt. Alnitak is one of the brightest stars in the Orion constellation and is known for its blue color and being part of the distinct three-star pattern that forms Orion's Belt.
Betelgeuse is part of Orion, it is the red star on Orion's left shoulder.