🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.9

Radius: 13.2

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.39 AU - 0.63 AU

Year: 256 Days

Day: 14 Hours

Environment

Temp: -137 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 75,152,934 km

• M1: 164,109 km (0.038 R)
• M2: 680,820 km (0.09 R)
• M3: 1,463,666 km (0.081 R)
• M4: 1,886,878 km (0.104 R)
• M5: 2,904,443 km (0.091 R)

Planet 2 - Ice Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.6

Radius: 4.8

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.31 AU - 6.73 AU

Year: 9116 Days

Day: 24.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 75,152,934 km

• M1: 59,690 km (0.065 R)
• M2: 437,873 km (0.077 R)
• M3: 723,306 km (0.117 R)
• M4: 878,887 km (0.116 R)
• M5: 1,404,574 km (0.088 R)
• M6: 1,838,558 km (0.043 R)
• M7: 2,668,377 km (0.103 R)
• M8: 3,045,962 km (0.066 R)
• M9: 4,000,995 km (0.075 R)
• M10: 4,864,624 km (0.118 R)
• M11: 5,427,261 km (0.092 R)
• M12: 6,647,082 km (0.108 R)
• M13: 6,849,787 km (0.083 R)
• M14: 7,518,939 km (0.036 R)
• M15: 8,308,217 km (0.091 R)
• M16: 8,662,764 km (0.08 R)
• M17: 8,864,123 km (0.119 R)
• M18: 9,109,762 km (0.114 R)
• M19: 9,830,525 km (0.081 R)
• M20: 11,385,146 km (0.046 R)
• M21: 12,730,928 km (0.073 R)
• M22: 13,903,028 km (0.108 R)
• M23: 14,234,836 km (0.116 R)
• M24: 15,615,026 km (0.101 R)
• M25: 15,793,646 km (0.073 R)
• M26: 16,033,750 km (0.094 R)
• M27: 16,459,955 km (0.095 R)
• M28: 16,956,320 km (0.117 R)
• M29: 18,044,046 km (0.084 R)
• M30: 19,109,482 km (0.029 R)
• M31: 23,014,735 km (0.103 R)
• M32: 28,117,369 km (0.1 R)
• M33: 28,736,853 km (0.101 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.9

Radius: 6.8

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7.79 AU - 9.19 AU

Year: 17389 Days

Day: 24 Hours

Environment

Temp: -229 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,152,934 km

• M1: 86,617 km (0.111 R)
• M2: 419,472 km (0.11 R)
• M3: 779,854 km (0.108 R)
• M4: 1,834,070 km (0.091 R)
• M5: 2,352,427 km (0.11 R)
• M6: 4,468,638 km (0.053 R)
• M7: 5,682,176 km (0.069 R)
• M8: 6,156,401 km (0.118 R)
• M9: 9,225,252 km (0.085 R)
• M10: 9,880,341 km (0.104 R)
• M11: 10,298,617 km (0.114 R)
• M12: 11,973,066 km (0.119 R)
• M13: 13,692,394 km (0.067 R)
• M14: 15,016,933 km (0.053 R)
• M15: 15,710,170 km (0.093 R)
• M16: 16,352,244 km (0.117 R)
• M17: 16,863,719 km (0.112 R)
• M18: 20,831,204 km (0.049 R)
• M19: 28,195,159 km (0.071 R)
• M20: 29,894,143 km (0.073 R)
• M21: 34,438,028 km (0.055 R)
• M22: 37,499,848 km (0.093 R)
• M23: 42,906,315 km (0.102 R)
• M24: 43,182,473 km (0.11 R)
• M25: 45,007,267 km (0.106 R)
• M26: 48,062,505 km (0.104 R)
• M27: 50,634,990 km (0.059 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 862.2

Radius: 4.5

Gravity: 42.58 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.93 AU - 9.77 AU

Year: 18506 Days

Day: 22.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,152,934 km

• M1: 56,548 km (0.114 R)
• M2: 265,387 km (0.105 R)
• M3: 412,591 km (0.102 R)
• M4: 590,612 km (0.12 R)
• M5: 908,807 km (0.104 R)
• M6: 1,054,815 km (0.09 R)
• M7: 1,441,974 km (0.067 R)
• M8: 1,860,549 km (0.11 R)
• M9: 2,378,307 km (0.107 R)
• M10: 2,562,761 km (0.083 R)
• M11: 3,229,369 km (0.103 R)
• M12: 4,069,062 km (0.107 R)
• M13: 5,196,282 km (0.118 R)
• M14: 5,667,964 km (0.117 R)
• M15: 9,171,247 km (0.037 R)
• M16: 11,080,415 km (0.108 R)
• M17: 12,814,554 km (0.032 R)
• M18: 19,828,151 km (0.053 R)
• M19: 22,672,006 km (0.09 R)
• M20: 36,342,708 km (0.085 R)
• M21: 41,025,720 km (0.099 R)
• M22: 49,639,565 km (0.116 R)
• M23: 51,566,685 km (0.094 R)
• M24: 57,455,306 km (0.025 R)
• M25: 58,221,397 km (0.089 R)
• M26: 58,413,929 km (0.077 R)
• M27: 60,560,808 km (0.084 R)
• M28: 61,354,276 km (0.079 R)
• M29: 70,108,743 km (0.075 R)
• M30: 73,426,375 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702.1

Radius: 7.9

Gravity: 11.25 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.98 AU - 11.28 AU

Year: 19392 Days

Day: 16.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,152,934 km

• M1: 187,596 km (0.115 R)
• M2: 441,613 km (0.093 R)
• M3: 886,517 km (0.057 R)
• M4: 1,448,107 km (0.067 R)
• M5: 2,377,709 km (0.098 R)
• M6: 3,048,206 km (0.105 R)
• M7: 4,974,129 km (0.116 R)
• M8: 6,846,795 km (0.094 R)
• M9: 11,462,937 km (0.12 R)
• M10: 12,048,463 km (0.12 R)
• M11: 21,578,296 km (0.117 R)
• M12: 22,773,134 km (0.055 R)
• M13: 27,188,815 km (0.117 R)
• M14: 29,175,923 km (0.073 R)
• M15: 33,306,320 km (0.054 R)
• M16: 34,496,820 km (0.091 R)
• M17: 35,035,073 km (0.074 R)
• M18: 41,784,480 km (0.048 R)
• M19: 46,517,308 km (0.106 R)
• M20: 51,595,408 km (0.079 R)
• M21: 53,188,027 km (0.066 R)
• M22: 54,449,137 km (0.049 R)
• M23: 56,099,800 km (0.112 R)
• M24: 62,636,628 km (0.114 R)
• M25: 69,236,139 km (0.112 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 16,320 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit