number,season,episode,airdate,title,tvmaze link
1,1,1,15 Feb 09,"The Fastest","http://www.tvmaze.com/episodes/580385/known-universe-1x01-the-fastest"
2,1,2,15 Feb 09,"The Biggest and Smallest","http://www.tvmaze.com/episodes/580386/known-universe-1x02-the-biggest-and-smallest"
3,1,3,15 Feb 09,"The Most Explosive","http://www.tvmaze.com/episodes/580387/known-universe-1x03-the-most-explosive"
4,2,1,01 Apr 10,"Cosmic Collisions","http://www.tvmaze.com/episodes/580388/known-universe-2x01-cosmic-collisions"
5,2,2,08 Apr 10,"Stellar Storms","http://www.tvmaze.com/episodes/580389/known-universe-2x02-stellar-storms"
6,2,3,15 Apr 10,"Alien Contact","http://www.tvmaze.com/episodes/580390/known-universe-2x03-alien-contact"
7,2,4,29 Apr 10,"Decoding The Skies","http://www.tvmaze.com/episodes/580391/known-universe-2x04-decoding-the-skies"
8,2,5,06 May 10,"Final Frontiers","http://www.tvmaze.com/episodes/580392/known-universe-2x05-final-frontiers"
9,2,6,13 May 10,"Cosmic Fury","http://www.tvmaze.com/episodes/580393/known-universe-2x06-cosmic-fury"
10,3,1,05 May 11,"Surviving Outer Space","http://www.tvmaze.com/episodes/580394/known-universe-3x01-surviving-outer-space"
11,3,2,12 May 11,"Treasure Hunt","http://www.tvmaze.com/episodes/580395/known-universe-3x02-treasure-hunt"
12,3,3,19 May 11,"Most Powerful Stars","http://www.tvmaze.com/episodes/580396/known-universe-3x03-most-powerful-stars"
13,3,4,26 May 11,"Extreme Space Tech","http://www.tvmaze.com/episodes/580397/known-universe-3x04-extreme-space-tech"
14,3,5,02 Jun 11,"Biggest Cosmic Blasts","http://www.tvmaze.com/episodes/580398/known-universe-3x05-biggest-cosmic-blasts"
15,3,6,09 Jun 11,"Construction Zone","http://www.tvmaze.com/episodes/580399/known-universe-3x06-construction-zone"
16,3,7,16 Jun 11,"Escaping Earth","http://www.tvmaze.com/episodes/580400/known-universe-3x07-escaping-earth"
17,3,8,23 Jun 11,"End of the World","http://www.tvmaze.com/episodes/580401/known-universe-3x08-end-of-the-world"