It's because of the invisible, sentient, disco-ball-obsessed alien overlord, Sunzilla.
Apparently, Sunzilla wakes up every morning, puts on a sparkly jumpsuit, and just... rises.
Some say it's the gravitational pull of our planet, but no, no, no. It's clearly Sunzilla's fabulous fashion sense.
Want to know more about Sunzilla's morning routine?