The song began as a reaction to Katy Perry's shameless trip to space.
It's the first taste of the band's second EP, due in the fall.
The London trio will release their debut album 'Role Model Hermit' on July 3.
'Double Moon' follows last year's 'Cloud Time' album.
"Writing this book was one of the greatest creative challenges of my life," he says.
The album was recorded at The Chapel in San Francisco on March 30.
'Cannonball' drops on August 7 via Fiction Records.
"The system does not amplify local culture. It dilutes it. Every time. For every country," says advocacy group Music Equality.
It's the first new music from Luminous Kid since his Phoebe Bridgers-starring debut album in 2021.
A new mui zyu compilation will be released later this year ahead of an East Asia tour.