Concept
Planetary Migration
Planets drifting inward or outward over time.
Gravitational interactions with a protoplanetary disc or other planets can move worlds far from where they formed.
Overview
Gravitational interactions with a protoplanetary disc or other planets can move worlds far from where they formed.
See also
Planetesimal
A building block of planets.
Pebble Accretion
Planets growing by sweeping up small pebbles.
Impact Crater
Surface or geological feature found on planets, moons, or small bodies.
Simple Crater
Surface or geological feature found on planets, moons, or small bodies.
Complex Crater
Surface or geological feature found on planets, moons, or small bodies.
Peak Ring Basin
Surface or geological feature found on planets, moons, or small bodies.