🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.2

Radius: 13.6

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.54 AU - 0.64 AU

Year: 319 Days

Day: 11.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,508,527 km

• M1: 169,195 km (0.087 R)
• M2: 625,020 km (0.065 R)
• M3: 1,138,739 km (0.057 R)
• M4: 1,651,560 km (0.096 R)
• M5: 2,179,791 km (0.118 R)
• M6: 2,922,095 km (0.103 R)
• M7: 3,760,442 km (0.039 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.8

Radius: 14.4

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.52 AU - 6.02 AU

Year: 8504 Days

Day: 8.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,508,527 km

• M1: 209,138 km (0.059 R)
• M2: 781,050 km (0.112 R)
• M3: 1,380,788 km (0.076 R)
• M4: 2,012,091 km (0.101 R)
• M5: 2,622,600 km (0.084 R)
• M6: 3,536,045 km (0.05 R)
• M7: 4,908,007 km (0.113 R)
• M8: 6,400,096 km (0.11 R)
• M9: 7,157,361 km (0.1 R)
• M10: 7,655,671 km (0.112 R)
• M11: 9,471,789 km (0.06 R)
• M12: 13,360,137 km (0.09 R)
• M13: 13,823,292 km (0.047 R)
• M14: 14,417,345 km (0.103 R)
• M15: 15,466,176 km (0.1 R)
• M16: 15,977,202 km (0.118 R)
• M17: 17,032,914 km (0.102 R)
• M18: 18,205,163 km (0.11 R)
• M19: 18,919,493 km (0.107 R)
• M20: 24,626,801 km (0.112 R)
• M21: 25,412,639 km (0.09 R)
• M22: 27,034,280 km (0.051 R)
• M23: 28,628,395 km (0.062 R)
• M24: 35,524,258 km (0.112 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 266.9

Radius: 7.1

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.5 AU - 6.62 AU

Year: 10486 Days

Day: 22.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,508,527 km

• M1: 88,562 km (0.106 R)
• M2: 441,613 km (0.069 R)
• M3: 888,163 km (0.079 R)
• M4: 1,700,928 km (0.096 R)
• M5: 1,929,065 km (0.101 R)
• M6: 2,572,635 km (0.099 R)
• M7: 2,934,362 km (0.03 R)
• M8: 3,439,255 km (0.073 R)
• M9: 4,074,747 km (0.098 R)
• M10: 4,513,517 km (0.109 R)
• M11: 4,983,404 km (0.08 R)
• M12: 5,334,211 km (0.087 R)
• M13: 8,110,299 km (0.11 R)
• M14: 8,804,583 km (0.116 R)
• M15: 11,472,661 km (0.107 R)
• M16: 12,452,377 km (0.101 R)
• M17: 15,540,227 km (0.062 R)
• M18: 16,417,020 km (0.078 R)
• M19: 17,128,807 km (0.095 R)
• M20: 18,337,408 km (0.057 R)
• M21: 19,963,387 km (0.068 R)
• M22: 20,699,409 km (0.084 R)
• M23: 21,914,592 km (0.092 R)
• M24: 25,414,733 km (0.111 R)
• M25: 25,844,379 km (0.052 R)
• M26: 26,191,745 km (0.042 R)
• M27: 28,989,524 km (0.112 R)
• M28: 30,508,691 km (0.096 R)
• M29: 30,896,598 km (0.061 R)
• M30: 34,432,493 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453.7

Radius: 5.8

Gravity: 13.49 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 6.97 AU - 8.63 AU

Year: 15313 Days

Day: 17.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,508,527 km

• M1: 78,988 km (0.066 R)
• M2: 578,196 km (0.076 R)
• M3: 1,069,176 km (0.108 R)
• M4: 1,276,070 km (0.105 R)
• M5: 2,723,728 km (0.118 R)
• M6: 3,727,530 km (0.114 R)
• M7: 4,388,154 km (0.093 R)
• M8: 5,328,527 km (0.093 R)
• M9: 5,864,536 km (0.114 R)
• M10: 10,447,018 km (0.057 R)
• M11: 10,888,481 km (0.043 R)
• M12: 12,106,357 km (0.119 R)
• M13: 18,762,715 km (0.067 R)
• M14: 20,506,128 km (0.087 R)
• M15: 21,904,868 km (0.057 R)
• M16: 25,183,904 km (0.057 R)
• M17: 27,197,342 km (0.109 R)
• M18: 27,717,045 km (0.092 R)
• M19: 32,114,923 km (0.12 R)
• M20: 37,337,684 km (0.076 R)
• M21: 48,356,315 km (0.06 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 11,429 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit