NGC 6811
... that the star cluster NGC 6811 has been described as looking like "a jeweled mask a woman might wear at a masquerade ball"?
... that the <a href="./Open_cluster" id="mwCRs" rel="mw:WikiLink" title="Open cluster">star cluster</a> <b id="mwCRw"><a href="./NGC_6811" id="mwCR0" rel="mw:WikiLink" title="NGC 6811">NGC 6811</a></b> has been described as looking like "a jeweled mask a woman might wear at a masquerade ball"?