Every cosmic story needs a center. You can begin by adding a to an empty simulation.
Use the Habitable Zone view (shortcut 'H') to see where liquid water can exist.
You can even create a "Tiny System" by shrinking a star down to the size of a flashlight while keeping it hot enough to support life. 2. Build the Worlds (Planetary Composition)
In the , planets aren't just static spheres; they are made of 12 distinct materials , including iron, silicate, water, and hydrogen.
Will it be a stable yellow dwarf like our Sun, or a volatile blue giant ?
Adjust the axial tilt to create extreme seasons or "tidally lock" a planet so one side is always burning and the other is always frozen. 3. Add the Details (Moons, Rings, and Life)
Universe Sandbox May 2026
Every cosmic story needs a center. You can begin by adding a to an empty simulation.
Use the Habitable Zone view (shortcut 'H') to see where liquid water can exist. universe sandbox
You can even create a "Tiny System" by shrinking a star down to the size of a flashlight while keeping it hot enough to support life. 2. Build the Worlds (Planetary Composition) Every cosmic story needs a center
In the , planets aren't just static spheres; they are made of 12 distinct materials , including iron, silicate, water, and hydrogen. You can even create a "Tiny System" by
Will it be a stable yellow dwarf like our Sun, or a volatile blue giant ?
Adjust the axial tilt to create extreme seasons or "tidally lock" a planet so one side is always burning and the other is always frozen. 3. Add the Details (Moons, Rings, and Life)