
1) Certain astronomical band 2) Familiar group of stars 3) Hunter component 4) Three stars in a line
Found on
https://www.crosswordclues.com/clue/orion's-belt

Orion`s Belt or the Belt of Orion, also known as the Three Kings is an asterism in the constellation Orion. It consists of the three bright stars Alnitak, Alnilam and Mintaka. Looking for Orion`s Belt in the night sky is the easiest way to locate the constellation Orion in the sky. The stars are more or less evenly spaced in a straight line, and.....
Found on
http://en.wikipedia.org/wiki/Orion`s_Belt

The tight linear grouping of the prominent white stars Alnitak, Alnilam, and Mintaka in the constellation of Orion. The names of all three refer to the set: the outer two are named after the 'belt' of the Arabs' 'Central One' (a mysterious female figure), while Alnilam comes from an Arabic word that...
Found on
http://www.daviddarling.info/encyclopedia/O/OrionsBelt.html
No exact match found.