他已经看到了斯皮策太空望远镜在红外波段捕捉到的这类温热尘环的证据。
He has seen evidence of these warm dusty rings in infrared radiation picked up by the Spitzer space telescope.
在这个距离，恒星的光源光被折射，或拉伸成红外波长，在外层空间只有斯皮策太空望远镜才能观测到。
At this distance the optical light from stars is shifted, or stretched, to infrared wavelengths that can only be observed in outer space by Spitzer.
他们正使用地面仪器以及绕轨道运行的仪器如哈勃太空望远镜和斯皮策太空望远镜检查这些候选恒星。
They're checking out the candidates with ground-based instruments as well as orbiting assets like the Hubble Space Telescope and the Spitzer Space Telescope.
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