This is B-class articles of high standard written to a professional exemplar. They are denoted by the golden star icon.
This recognition is separate from headlined articles, which are articles that have been, or are featured on the main page. They are also different than these articles, in the sense that B-class are articles of good quality that have been chosen to enhance their visibility whereas headlined articles are articles of excellent quality.
B-class articles are promoted and demoted by five users that make up the Hero For Headline until further notice.