Child Inscription Model
Solar System: Galactic Motion Model
MAP-LIKE MODEL · NOT LIVE DATA · BODY SIZES TRUE COMPARED WITH THE SUN · DISTANCES SQUEEZED TO FIT
A simple space map: the Sun carries the planets as it moves around the Milky Way. The paths follow one simple rule: the Sun moves forward while each planet circles the Sun. This is not live astronomical tracking — it is a schematic teaching model using compressed distances and symbolic time. The solar system also contains many smaller things besides the eight planets, including dwarf planets, moons, asteroids, comets, the Kuiper Belt, and the far Oort Cloud. This is meant to help future readers understand where Earth was in space.
Selected World
SUN
Type
STAR
Diameter
1,392,700 KM
Size Compared With Earth
109.30×
Body-size dots use true diameter ratios relative to the Sun. Thin rings are UI locator markers so tiny true-scale planets can be found.
Speed of our solar system through the galaxy≈ 515,000 mph≈ 829,000 kph as the Sun carries the planets around the Milky Way
One trip around the Milky Way≈ 230 million yearsone full journey around the galaxy’s center
Crossing the Milky Way’s flat middle≈ every 30–42 million years2 crossings per full up-and-down wave cycle; about 6–8 crossings during one full 230-million-year trip around the Milky Way
Earth’s address in spaceEarth → Sun → Milky WayEarth goes around the Sun. The Sun is one star inside the Milky Way. The Sun sits in a smaller star branch called the Orion Spur, far from the galaxy’s center.
Size Guide + Context
The dots show real body sizes compared with the Sun. Rings and labels are only helpers, not real planet sizes.
More than planetsThe solar system is not only the Sun and eight planets. It also has dwarf planets, moons, asteroids, comets, small rocks, icy worlds beyond Neptune, the Kuiper Belt, and the distant Oort Cloud.
Goldilocks zoneThe Goldilocks zone gets its name from the old story of Goldilocks, where things had to be not too hot and not too cold, but just right. In space, it means the distance from a star where a rocky planet could have liquid water on its surface. Earth is in this zone. Being in the zone does not guarantee life.
Asteroid BeltThe main asteroid belt is mostly between Mars and Jupiter. It has many rocky bodies left from the solar system’s beginning. It is not a solid wall of rock.
Kuiper BeltBeyond Neptune is the Kuiper Belt. It is a wide area of icy worlds and dwarf planets, including Pluto. Many comets with shorter paths come from there.
Oort CloudThe Oort Cloud is a huge faraway shell of icy bodies around the solar system, far beyond the planets and Kuiper Belt. Many long-path comets may come from there.
Not truly flatThe planets mostly travel around the Sun in the same broad flat sheet, but not perfectly. Each orbit is tilted a little, and that sheet is also tilted compared with the Milky Way.
Size Guide — Earth Diameter = 1×
Control Deck
Time Speed
115% symbolic time
Travel through the galaxyThe arrow shows the Sun carrying the planets around the Milky Way.
Path ruleEach planet path uses one rule: the Sun moves forward through the galaxy while the planet circles the Sun.
Visibility notePlanet dots are true compared with the Sun. Rings only help you see them.
BeltsThe asteroid belt and Kuiper Belt can be shown as simple guide rings. The Oort Cloud is only explained in words because it is far beyond this view.
Drag to move the view. Use the wheel to zoom. Click a planet marker for facts.
CHILD MODEL · SELF-CONTAINED · NO OUTSIDE FILES