With the Hubble Space Telescope, researchers have now pinned down the distance to HD 140283, which allowed them to determine how bright the star is.
借助哈勃望远镜，研究者现在确认了HD 140283号恒星离地球的距离，这使他们能够进一步测量该行星的亮度。
With the Hubble Space Telescope, researchers have now pinned down the distance to HD 140283, which allowed them to determine how bright the star is.
借助哈勃望远镜，研究者现在确认了HD 140283号恒星离地球的距离，这使他们能够进一步测量该行星的亮度。
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