Ophiuchus (Οφιούχος: say it 'Ofi-youkus'), is one of the 88 listed constellations. In Latin, it means "serpent-holder". It is near the celestial equator, and northwest of the center of the Milky Way. Ophiuchus is on the ecliptic, but is generally not considered to be in the zodiac. Its brightest star is Rasalhague.
|Area||948 sq. deg. (11th)|
|Stars with planets||4|
|Stars brighter than 3.00m||5|
|Stars within 10.00 pc (32.62 ly)||8|
|Brightest star||α Oph (Ras Alhague) (2.1m)|
Northern May Ophiuchids
Southern May Ophiuchids
|Visible at latitudes between +80° and −80°.|
Best visible at 21:00 (9 p.m.) during the month of July.
The Voyager 1 probe is within the borders of Ophiuchus.