687 OPR_R - PROTUN TST_DES_SIMPLE PTOVRR UNL ; validate descriptor
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- implementation_notes: string[]，推荐阅读同城约会获取更多信息
It's not yet clear why researchers decided to point Webb in its direction, but little is known about the nebula, including the mass of the star creating it. That matters because a more massive star could eventually explode as a supernova, while a smaller, sun-like star would keep shrugging off layers of material until only a dense core remains and cools over time.