The 27-year-old ArtPop singer, already known for her out-of-this-world aesthetic, will close out the New Mexico's Zero G Colony hi-tech music festival in 2015, with a show that's broadcast from outer space.
Gaga will begin the performance when she reaches zero gravity while on board a Virgin Galactic spacecraft.
"She has to do a month of vocal training because of the atmosphere," a source told US Weekly.
Gaga hasn't responded directly to the reports, issuing this cryptic tweet instead:
Swim Week Miami Beach 2014 [PHOTOS]