🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.2

Radius: 12.7

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.7 AU - 0.96 AU

Year: 513 Days

Day: 6.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,218,866 km

• M1: 157,975 km (0.028 R)
• M2: 562,638 km (0.078 R)
• M3: 968,945 km (0.099 R)
• M4: 1,386,922 km (0.116 R)
• M5: 1,887,476 km (0.066 R)
• M6: 2,670,920 km (0.066 R)
• M7: 3,445,239 km (0.116 R)
• M8: 3,912,882 km (0.073 R)
• M9: 4,572,459 km (0.093 R)
• M10: 5,025,591 km (0.092 R)
• M11: 5,560,403 km (0.077 R)
• M12: 6,059,312 km (0.118 R)
• M13: 6,491,351 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.4

Radius: 9.9

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.86 AU - 1.38 AU

Year: 804 Days

Day: 12.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,218,866 km

• M1: 123,119 km (0.109 R)
• M2: 516,113 km (0.092 R)
• M3: 920,775 km (0.101 R)
• M4: 1,434,045 km (0.086 R)
• M5: 1,748,799 km (0.093 R)
• M6: 2,080,009 km (0.092 R)
• M7: 2,858,815 km (0.089 R)
• M8: 3,198,702 km (0.035 R)
• M9: 3,684,296 km (0.117 R)
• M10: 4,169,293 km (0.111 R)
• M11: 4,573,506 km (0.073 R)
• M12: 4,893,795 km (0.079 R)
• M13: 6,307,046 km (0.105 R)
• M14: 7,049,201 km (0.091 R)
• M15: 7,526,718 km (0.117 R)
• M16: 8,128,101 km (0.109 R)
• M17: 9,201,167 km (0.112 R)
• M18: 9,889,018 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.2

Radius: 8.2

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.2 AU - 3.5 AU

Year: 3263 Days

Day: 10.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,218,866 km

• M1: 102,624 km (0.102 R)
• M2: 386,411 km (0.106 R)
• M3: 663,167 km (0.048 R)
• M4: 1,225,356 km (0.094 R)
• M5: 2,085,694 km (0.103 R)
• M6: 5,350,517 km (0.112 R)
• M7: 6,326,943 km (0.057 R)
• M8: 6,918,303 km (0.076 R)
• M9: 8,183,752 km (0.091 R)
• M10: 8,656,780 km (0.078 R)
• M11: 9,296,012 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.1

Radius: 14.6

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.31 AU - 4.79 AU

Year: 5528 Days

Day: 14.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,218,866 km

• M1: 181,612 km (0.065 R)
• M2: 1,109,717 km (0.096 R)
• M3: 1,598,004 km (0.079 R)
• M4: 2,141,344 km (0.079 R)
• M5: 3,014,995 km (0.112 R)
• M6: 3,546,367 km (0.116 R)
• M7: 4,411,192 km (0.032 R)
• M8: 4,962,161 km (0.088 R)
• M9: 6,528,002 km (0.087 R)
• M10: 8,170,138 km (0.111 R)
• M11: 8,842,132 km (0.098 R)
• M12: 9,550,777 km (0.104 R)
• M13: 11,034,638 km (0.058 R)
• M14: 11,513,351 km (0.098 R)
• M15: 15,559,974 km (0.115 R)
• M16: 16,101,967 km (0.037 R)
• M17: 18,066,037 km (0.088 R)
• M18: 22,314,018 km (0.115 R)
• M19: 29,046,970 km (0.106 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 19,610 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit