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'Another Earth is undoubtedly out there': MIT astrophysicist
"The Hunt for Planet B" follows scientists as they build and plan for the launch of NASA's Webb Telescope, the most powerful and complex space telescope. Watch the film on CNN this Saturday at 9:00 p.m. ET.
02:53
- Source:
CNN
This new telescope is looking for life in space
7 videos
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'Another Earth is undoubtedly out there': MIT astrophysicist
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