Season 5 Episodes3
Discussion
0 comments
Join the conversation
Share your take and reply to other fans.
No comments yet
Be the first to share your thoughts on this episode.


Ranked #1 of 3 in Season 5•+0.7 vs season avg
A mysterious star hundreds of light years away might hold the hard evidence of extraterrestrial life, as experts speculate that its bizarre behavior points to proof of a massive alien-made megastructure.
0 comments
Join the conversation
Share your take and reply to other fans.
No comments yet
Be the first to share your thoughts on this episode.
"Mystery of the Alien Megastructure" is episode 2 of Space's Deepest Secrets season 5. It scored 9.3/10 from 7 votes, ranking #1 of 3 episodes this season (season average 8.6). It aired on October 22, 2018.