the.com/planetary formation
Gravity's slow flex: dust bunnies grow up to become worlds.
means The process by which leftover gas and dust around a young star clump, collide, and consolidate into planets over millions of years.
from From the protoplanetary disk model, refined once telescopes could actually see dusty rings around infant stars in the 1980s and 90s, turning ancient speculation into data.
start sizebegins with particles smaller than a grain of sand
timescalerocky planets took roughly 10 to 100 million years
gas giantsformed faster by grabbing disk gas early
leftoversasteroids are the debris nobody invited to join