[ramidarigaz]

The NASA TV feed seems to be higher quality than youtube (and has identical content).

https://www.nasa.gov/multimedia/nasatv/index.html#public

[azernik]

Had same quality issues - then just told YouTube to use 720p instead of auto-resolution and it got all better.

[MertsA]

The NASA feed appears to be delayed by ~45 seconds from the YouTube feed.

[edvinasbartkus]

but it is more delayed :)