Possible Clues:

• Way to separate characters in small pub ingesting speed
• One often depressed in Nasa drinking den?
• Small pub defending step which keeps characters apart
• Key of Galaxy?
• Box holds Great British key
• What's often depressed after a period?
• Key area, watering hole
• Key establishment selling out-of-this-world drinks?
• This gives no impression of character!
• Computer key