Now, however, scientists have directly observed planets outside our solar system for the first time, using incredibly powerful telescopes at the Keck and Gemini Observatories in Hawaii.

• 现在，科学家自夏威夷的凯克天文台和双子宫天文台，使用异常强大的望远镜，首次直接观测到太阳系以外的行星。