🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.5

Radius: 8.7

Gravity: 11.36 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.11 AU - 1.49 AU

Year: 1042 Days

Day: 7.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,479,248 km

• M1: 108,159 km (0.084 R)
• M2: 396,285 km (0.098 R)
• M3: 812,316 km (0.114 R)
• M4: 1,176,288 km (0.087 R)
• M5: 1,508,695 km (0.079 R)
• M6: 2,025,705 km (0.051 R)
• M7: 2,320,562 km (0.1 R)
• M8: 2,681,991 km (0.085 R)
• M9: 3,309,254 km (0.048 R)
• M10: 3,673,525 km (0.029 R)
• M11: 5,066,132 km (0.038 R)
• M12: 5,870,370 km (0.047 R)
• M13: 6,685,978 km (0.111 R)
• M14: 8,457,366 km (0.108 R)
• M15: 9,170,050 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.3

Radius: 13

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.85 AU - 2.51 AU

Year: 2263 Days

Day: 10 Hours

Environment

Temp: -201 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,479,248 km

• M1: 161,715 km (0.082 R)
• M2: 577,448 km (0.044 R)
• M3: 1,273,377 km (0.054 R)
• M4: 1,706,613 km (0.113 R)
• M5: 2,321,310 km (0.092 R)
• M6: 3,095,030 km (0.103 R)
• M7: 3,862,916 km (0.069 R)
• M8: 4,449,190 km (0.087 R)
• M9: 5,891,015 km (0.084 R)
• M10: 7,020,927 km (0.113 R)
• M11: 7,490,216 km (0.119 R)
• M12: 8,905,112 km (0.06 R)
• M13: 9,867,775 km (0.098 R)
• M14: 10,357,857 km (0.091 R)
• M15: 10,795,730 km (0.092 R)
• M16: 11,493,604 km (0.07 R)
• M17: 11,963,192 km (0.108 R)
• M18: 12,634,587 km (0.107 R)
• M19: 13,213,082 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.1

Radius: 9.6

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.91 AU - 2.87 AU

Year: 2597 Days

Day: 8.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,479,248 km

• M1: 119,379 km (0.053 R)
• M2: 614,548 km (0.09 R)
• M3: 1,189,602 km (0.118 R)
• M4: 1,842,896 km (0.117 R)
• M5: 2,256,534 km (0.114 R)
• M6: 3,599,474 km (0.085 R)
• M7: 4,114,241 km (0.099 R)
• M8: 5,764,754 km (0.107 R)
• M9: 6,562,859 km (0.11 R)
• M10: 10,065,094 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.1

Radius: 11.5

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.99 AU - 5.99 AU

Year: 7835 Days

Day: 8.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,479,248 km

• M1: 146,456 km (0.112 R)
• M2: 520,900 km (0.059 R)
• M3: 1,063,940 km (0.078 R)
• M4: 1,645,876 km (0.119 R)
• M5: 2,689,770 km (0.09 R)
• M6: 5,308,181 km (0.081 R)
• M7: 6,033,133 km (0.056 R)
• M8: 6,982,331 km (0.113 R)
• M9: 7,543,772 km (0.057 R)
• M10: 8,170,886 km (0.065 R)
• M11: 10,515,085 km (0.072 R)
• M12: 10,945,478 km (0.078 R)
• M13: 11,477,298 km (0.087 R)
• M14: 18,090,422 km (0.063 R)
• M15: 21,670,299 km (0.074 R)
• M16: 23,662,793 km (0.092 R)
• M17: 25,930,098 km (0.112 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 20,037 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit