This challenge gives us the following description:
Blora Hooga is a intergalactic superstar, and recently she has dropped her hit album “Music for Space: Space Music” and on it, track #1 is space music.
How cool is music?
Flag format: IGE{XXXXX_XX_XXXXX}
And this midi file:
Opening the file in Audacity Gives us the flag: IGE{MUSIC_15_C00L!}