This show is from ‎September 28, 1980 so Only SD version is available

source : Cosmos.A.Personal.Voyage.COMPLETE.DVDRip.x264.AAC-MVGroup (15 GIG )


De-noise and colour correction has been done for better viewing experience .
---------------------------------- HOW TO PLAY ----------------------
Windows :
https://codecguide.com/download_kl.htm

MAC :

MplayerX 
https://mplayerx.org/index.html

you could follow link below for mac compatible player 

As I am aware VLC version 2.1.2 and later support HEVC
VLC for MAC
https://www.videolan.org/vlc/download-macosx.html

also if you are experienced user and would like to experience more you could check below 

link and inform us of result :D

https://www.libde265.org/blog...dia-player-vlc-for-mac-os-x/

Linux and other
https://www.videolan.org/vlc/#download

---------------------------------Encode Info -----------------------------------
Format : Matroska
Format version : Version 2
File size : 319 MiB
Duration : 1h 1mn
Overall bit rate : 724 Kbps
Encoded date : UTC 2015-07-03 12:38:06
Writing application : mkvmerge v8.1.0 ('Psychedelic Postcard') 32bit
Writing library : libebml v1.3.1 + libmatroska v1.4.2
DURATION : 01:01:37.344000000
NUMBER_OF_FRAMES : 173313
NUMBER_OF_BYTES : 76315028
Video
ID : 1
Format : HEVC
Format/Info : High Efficiency Video Coding
Format profile : [email protected]
Codec ID : V_MPEGH/ISO/HEVC
Duration : 1h 1mn
Width : 640 pixels
Height : 480 pixels
Display aspect ratio : 4:3
Frame rate mode : Constant
Frame rate : 29.970 fps
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Writing library : x265 1.6+412-b642b3d8cc1e:[Windows][GCC 4.8.2][64 bit]
Default : Yes
Forced : No

Audio
ID : 2
Format : AAC
Format/Info : Advanced Audio Codec
Format profile : LC
Codec ID : A_AAC
Duration : 1h 1mn
Channel(s) : 2 channels
Channel positions : Front: L R
Sampling rate : 48.0 KHz
Compression mode : Lossy
Language : English
Default : Yes
Forced : No