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总结
美国国家航空航天局近日借助SpaceX拼车发射，将小型系外行星观测卫星“潘多拉”(Pandora)送入轨道并与火箭分离。该任务将精细测量恒星活动与光谱变化，校正行星凌日观测中的恒星噪声，从而提升詹姆斯·韦布空间望远镜等设备对系外行星大气成分与宜居性判断的准确度，也展示商业发射为天体物理小卫星提供更低成本入轨途径。
正文
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