(redirected from Barnard's Loop)
Also found in: Dictionary, Thesaurus, Medical, Financial, Encyclopedia, Wikipedia.
References in periodicals archive ?
Caption: COLORFUL BOUNDARY The giant molecular clouds within Orion are home to a variety of challenging targets, including dark nebula LBN 1622 at top left and reflection nebula M78 at bottom right, separated by a brighter portion of Barnard's Loop.
Herschel's observations also included the North American Nebula and Barnard's Loop, as well as the nebulosity surrounding M81 and M82.
6 inches across: "Most of the great curved nebula is clearly shown," he wrote of the huge, ghostly arc now known as Barnard's Loop, "especially the region described by Herschel.
The glowing, pinkish gas of Barnard's Loop bisects this region of Orion between the dusty batch of LBN 1622 at top left and the reflection nebula M78 at bottom right.