Watch Unknown: Cosmic Time Machine
- 1 hr 4 min
Follows a team of engineers and scientists in an ambitious mission to launch the James Webb Space Telescope and take the next giant leap in the understanding of the universe.
Unknown: Cosmic Time Machine is a 2023 documentary with a runtime of 1 hour and 4 minutes. It has received mostly positive reviews from critics and viewers, who have given it an IMDb score of 7.2.