🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.84 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.4

Radius: 10.9

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.35 AU - 1.99 AU

Year: 1439 Days

Day: 13.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,870,068 km

• M1: 137,181 km (0.045 R)
• M2: 533,167 km (0.091 R)
• M3: 1,037,461 km (0.073 R)
• M4: 1,473,090 km (0.1 R)
• M5: 1,891,815 km (0.086 R)
• M6: 2,451,909 km (0.053 R)
• M7: 2,806,007 km (0.087 R)
• M8: 4,027,623 km (0.117 R)
• M9: 6,145,181 km (0.09 R)
• M10: 6,881,352 km (0.073 R)
• M11: 8,324,374 km (0.077 R)
• M12: 9,287,933 km (0.114 R)
• M13: 9,635,898 km (0.119 R)
• M14: 10,324,347 km (0.079 R)
• M15: 10,663,635 km (0.056 R)
• M16: 11,010,254 km (0.092 R)
• M17: 12,058,486 km (0.082 R)
• M18: 12,473,022 km (0.087 R)
• M19: 12,975,222 km (0.106 R)
• M20: 13,571,369 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.3

Radius: 11.6

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.19 AU - 2.79 AU

Year: 2620 Days

Day: 9.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 20,870,068 km

• M1: 144,512 km (0.064 R)
• M2: 528,380 km (0.081 R)
• M3: 1,323,642 km (0.072 R)
• M4: 1,757,177 km (0.046 R)
• M5: 2,807,952 km (0.111 R)
• M6: 3,251,211 km (0.078 R)
• M7: 3,702,996 km (0.106 R)
• M8: 5,125,073 km (0.055 R)
• M9: 6,266,505 km (0.105 R)
• M10: 7,058,028 km (0.05 R)
• M11: 7,883,060 km (0.109 R)
• M12: 8,401,716 km (0.082 R)
• M13: 9,081,937 km (0.033 R)
• M14: 9,688,706 km (0.102 R)
• M15: 11,063,062 km (0.112 R)
• M16: 12,133,584 km (0.113 R)
• M17: 14,194,893 km (0.066 R)
• M18: 15,012,745 km (0.057 R)
• M19: 15,861,713 km (0.085 R)
• M20: 16,272,209 km (0.093 R)
• M21: 17,985,404 km (0.1 R)
• M22: 19,347,044 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120

Radius: 13.8

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.08 AU - 5.32 AU

Year: 6795 Days

Day: 14.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 20,870,068 km

• M1: 177,273 km (0.084 R)
• M2: 678,127 km (0.094 R)
• M3: 1,290,730 km (0.066 R)
• M4: 2,211,954 km (0.102 R)
• M5: 3,667,093 km (0.064 R)
• M6: 6,954,356 km (0.096 R)
• M7: 8,983,801 km (0.11 R)
• M8: 9,927,165 km (0.104 R)
• M9: 10,855,719 km (0.12 R)
• M10: 12,399,719 km (0.068 R)
• M11: 19,343,005 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27

Radius: 3.7

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 7.31 AU - 8.25 AU

Year: 14471 Days

Day: 20.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 20,870,068 km

• M1: 46,375 km (0.111 R)
• M2: 2,139,698 km (0.046 R)
• M3: 3,216,953 km (0.036 R)
• M4: 3,722,743 km (0.112 R)
• M5: 5,081,391 km (0.047 R)
• M6: 7,311,746 km (0.055 R)
• M7: 8,213,671 km (0.112 R)
• M8: 10,119,398 km (0.054 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 18,393 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit