Star Citizen Official
The Official Star Citizen Youtube Channel hosts AtV, RtV and any new Star Citizen Official Videos every week.
SMB makes Videos covering various aspects of Star Citizen and provides a different perspective than my Channel, he covers the News weekly too.
Noobifier is makes Videos as short as possible no Bullsh*t is at his Channels Core, if you want to see info about Star Citizen in a small as bite as possible then you have to check him out.
Twerk is primarily a Streamer on Twitch but makes fantastic informative & community interaction video like Answer the Call.
Some of the Best Screenshots for Star Citizen can be found on his flickr . He also makes short Star Citizen videos typically look at the quality of effects, models, armor, ships and explosions.