What are the top 30 mysteries in Astronomy?
Astronomers have learned a great deal in the last 50 years, but it seems the more we learn the more mysteries we uncover. Mark tackles the top 30 mysteries in Astronomy, a few recently solved, many still a puzzle.
Is there a 9th planet? Where did our Sun come from? Is there a Multiverse? What will happen to life on Earth? You’ll even learn the astronomical reason why barns are red!
Speaker: Mark Johnston - NASA Solar System Ambassador
TAGS: | History |
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