![](https://image.tmdb.org/t/p/original/e24YuuiTkUa6C6NSLAxnJQ4SuvK.jpg)
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Most Amazing Discoveries
From the furthest reaches of space to our own cosmic backyard, we count down the discoveries that changed everything we know about our universe.
![](https://image.tmdb.org/t/p/w300/FWmpOG7TpBs3fXMav92Vl4fAbN.jpg)
![](https://image.tmdb.org/t/p/w300/pBjYwUATX2E8SRKA1oMvMi1h6eq.jpg)
![](https://image.tmdb.org/t/p/w300/eHeR2wj88YiCHuDrv5yGnZ6qWYl.jpg)
![](https://image.tmdb.org/t/p/w300/5qHP7zDHL4NdNFUegtuoaqvAVQ2.jpg)
Other episodes for this season
![Most Amazing Discoveries](https://image.tmdb.org/t/p/w300/e24YuuiTkUa6C6NSLAxnJQ4SuvK.jpg)
![Mystery of Planet 9](https://image.tmdb.org/t/p/w300/jlMUMol2sh1zwGJyUBhrQdtiaeD.jpg)
![Black Holes: The Secret Origin](https://image.tmdb.org/t/p/w300/9k8ZKE8lCTj4iFkpcUVtfgIQpDy.jpg)
![Secret History of Pluto](https://image.tmdb.org/t/p/w300/90jaXeWGiHspmozsS8uDSCcJzPs.jpg)
![Stars That Kill](https://image.tmdb.org/t/p/w300/e5LiluR3FLIi5Ra9wihg9CvluCe.jpg)
![The Universe's Deadliest](https://image.tmdb.org/t/p/w300/sTjbmbsRorlAbgx75Q08hufcl1W.jpg)
![Life and Death on the Red Planet](https://image.tmdb.org/t/p/w300/nZYCdZbFvMHuRFJ19RBeMWymvpb.jpg)
![The Dark Matter Enigma](https://image.tmdb.org/t/p/w300/Asc0VbWwxGYv7kqbSGajssR2fKL.jpg)
![Strangest Alien Worlds](https://image.tmdb.org/t/p/w300/vCYywWXtcroRQTwnAOwxlSw7uPF.jpg)
From the furthest reaches of space to our own cosmic backyard, we count down the discoveries that changed everything we know about our universe.