NASA's James Webb Space Telescope, the world’s largest and most powerful telescope built to date, successfully blasts into orbit on Christmas Day.
to investigate a faulty data cable and more recently because of bad weather at the South American launch site.
The risky, carefully choreographed maneuvers are so complex and require such precision that NASA nicknamed the sequence “29 days on the edge.” “The more distant something is, the fainter it looks. So the larger the mirror, the fainter the thing you can see,” said Marcia Rieke, an astronomer at the University of Arizona and principal investigator of one of Webb’s four main instruments. “The other thing is that the larger the mirror, the finer the detail you can see.”
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