🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.6

Radius: 11.8

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.85 AU - 1.35 AU

Year: 782 Days

Day: 5.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 104.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,164,754 km

• M1: 146,756 km (0.065 R)
• M2: 554,410 km (0.115 R)
• M3: 1,094,757 km (0.097 R)
• M4: 1,659,040 km (0.09 R)
• M5: 2,151,517 km (0.072 R)
• M6: 2,544,361 km (0.1 R)
• M7: 2,998,091 km (0.096 R)
• M8: 3,750,867 km (0.077 R)
• M9: 5,030,228 km (0.115 R)
• M10: 5,419,931 km (0.063 R)
• M11: 5,991,544 km (0.056 R)
• M12: 6,712,606 km (0.066 R)
• M13: 7,186,233 km (0.099 R)
• M14: 9,335,954 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.1

Radius: 9.2

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.36 AU - 1.5 AU

Year: 1160 Days

Day: 13.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 155.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,164,754 km

• M1: 114,592 km (0.097 R)
• M2: 419,472 km (0.036 R)
• M3: 728,691 km (0.069 R)
• M4: 1,138,440 km (0.086 R)
• M5: 1,512,734 km (0.053 R)
• M6: 1,917,546 km (0.085 R)
• M7: 2,364,245 km (0.1 R)
• M8: 2,823,361 km (0.087 R)
• M9: 3,662,605 km (0.113 R)
• M10: 4,249,776 km (0.09 R)
• M11: 4,643,817 km (0.103 R)
• M12: 4,930,746 km (0.115 R)
• M13: 5,593,614 km (0.088 R)
• M14: 6,257,081 km (0.111 R)
• M15: 6,951,514 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.7

Radius: 8.6

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.85 AU - 3.07 AU

Year: 3454 Days

Day: 6 Hours

Environment

Temp: -218 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,164,754 km

• M1: 106,962 km (0.04 R)
• M2: 948,600 km (0.071 R)
• M3: 1,229,994 km (0.068 R)
• M4: 1,877,453 km (0.112 R)
• M5: 2,527,007 km (0.052 R)
• M6: 2,802,267 km (0.09 R)
• M7: 4,803,139 km (0.076 R)
• M8: 5,176,984 km (0.112 R)
• M9: 5,463,464 km (0.026 R)
• M10: 7,058,177 km (0.109 R)
• M11: 9,053,364 km (0.105 R)
• M12: 9,431,847 km (0.081 R)
• M13: 11,529,059 km (0.097 R)
• M14: 12,384,161 km (0.105 R)
• M15: 13,622,083 km (0.027 R)
• M16: 16,286,720 km (0.035 R)
• M17: 20,548,315 km (0.083 R)
• M18: 23,319,914 km (0.091 R)
• M19: 23,745,371 km (0.108 R)
• M20: 24,032,000 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.5

Radius: 13.7

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.11 AU - 3.63 AU

Year: 4196 Days

Day: 13.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,164,754 km

• M1: 170,542 km (0.117 R)
• M2: 647,908 km (0.114 R)
• M3: 1,327,532 km (0.031 R)
• M4: 2,327,892 km (0.093 R)
• M5: 2,823,959 km (0.091 R)
• M6: 4,184,252 km (0.073 R)
• M7: 4,731,930 km (0.081 R)
• M8: 6,084,744 km (0.055 R)
• M9: 7,984,338 km (0.107 R)
• M10: 8,542,338 km (0.104 R)
• M11: 10,051,930 km (0.096 R)
• M12: 10,661,840 km (0.045 R)
• M13: 13,692,693 km (0.077 R)
• M14: 14,341,200 km (0.082 R)
• M15: 15,062,561 km (0.044 R)
• M16: 16,025,223 km (0.106 R)
• M17: 16,745,836 km (0.083 R)
• M18: 19,909,532 km (0.096 R)
• M19: 20,612,941 km (0.054 R)
• M20: 22,684,572 km (0.107 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 16,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit