15984778_Astronomy___Astrophysics__A_A__ti_word_verbs_and_expressions__Error_
[The phrase to question] Close-by An adverb only ("He lives close-by"), so for an adjective use either "close" or "nearby" [Error?] 
M
x
M
R
x , R
I
Astronomy & Astrophysics (A&A)
Error?