By Scott Pelley December 12, 2021 / 7:59 PM / CBS News
This December 22, may become known as the day the universe changed.
That Wednesday, NASA expects to launch the James Webb Space Telescope, the largest and most expensive instrument ever flown.
One hundred times more powerful than the 31-year-old Hubble Telescope, Webb can see back in time all the way to the “let there be light” moment—that instant when a cold, dark universe ignited into stars.
Scott Pelley: Wow. Well, somehow, that’s a lot bigger than I imagined. Amy Lo: She’s a big one.