The most common and most likely answer to this crossword clue is the 6 letter word SKYLAB
I've seen this crossword clue in The Times
S
K
Y
L
A
B
More clues leading to the result SKYLAB
- Blue dog in US space station
- Broadcaster with dog which went into orbit
- Old satellite TV company has party
- Board limiting Kentucky’s remote research centre
- Cross between husky and Labrador in space?
- TV company’s party used to be good place to see stars
- Spooner orders blackleg to fib about satellite which fell to earth
- Space station’s blue room
- Space station: what's up by the science room?
Buddy explains!

The straight part
We know that "US space station" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case us space station = skylab.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.