NASA's James Webb Space Telescope is the agency's most powerful yet.
It will study what the universe was like more than 13 billion years ago, but it is causing a lot of controversy on Earth.
Conclusions tells you why.
James Webb, why is the name of NASA's most powerful telescope so controversial? | Video | CNN
2021-11-20T05:22:02.335Z
NASA's James Webb Space Telescope is the agency's most powerful yet. Will study what the universe was like more than 13,000 million | World | CNN