Crossword Puzzle Spark source

Clue: Spark source

Source of sparkling wines (ASTI with 4 letters)
Sparkling wine source (ASTI with 4 letters)
Sparkling-wine source (ASTI with 4 letters)
Source of continued wealth (GOLDENGOOSE with 11 letters)
Music source that merged with Rhapsody in 2011 (NAPSTER with 7 letters)
Tip source, at times (INSIDER with 7 letters)
Apparently stationary light sources, to astronomers (FIXEDSTARS with 10 letters)
Dietary fiber source (BRAN with 4 letters)
Cause to sparkle (AERATE with 6 letters)
Crude source (OILWELL with 7 letters)