Na’ir al Saif (stars.astro.illinois.edu)
NA’IR AL SAIF (Iota Orionis). Dangling from Orion’s Belt is the Hunter’s mighty three- star sword, the trio increasing in brightness toward the south.- Vertebrate (Wikipedia)
Vertebrates (/ˈvɜːrtəbrɪts, -ˌbreɪts/) are animals with spinal cords and bony or cartilaginous backbones, including all mammals, birds, reptiles, amphibians and fish. The vertebrates consist of all the taxa within the subphylum Vertebrata (/ˌvɜːrtəˈbreɪtə/) (chordates with backbones) and represent the overwhelming majority of the phylum Chordata, with currently about 69,963 species described.
- Iota Orionis (Wikipedia)
Iota Orionis (ι Orionis, abbreviated ι Ori) is a multiple star system in the equatorial constellation of Orion the hunter. It is the eighth-brightest member of Orion with an apparent visual magnitude of 2.77 and also the brightest member of the asterism known as Orion’s Sword. It is a member of the NGC 1980 open cluster. From parallax measurements, it is located at a distance of roughly 1,340 light-years (412 parsecs) from the Sun.