In 2018, Dr. van Dokkum's research group revealed their analysis of NGC 1052-DF2, an exceptionally sparse galaxy matching the Milky Way's dimensions but containing merely 1/500th of its stellar population. This transparent structure allowed clear observation of ancient background galaxies, providing inaugural evidence that cosmic structures could maintain cohesion without dark matter's gravitational influence.
大于条件：区域内每半张骨牌点数之和必须大于指定数字
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Марина Совина (ночной редактор)
中新网评论：今麦郎"手打"挂面商标争议，文字营销套路应当终止