🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.3

Radius: 14.6

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.58 AU - 0.84 AU

Year: 380 Days

Day: 8.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,766,207 km

• M1: 182,210 km (0.081 R)
• M2: 689,945 km (0.095 R)
• M3: 1,161,179 km (0.099 R)
• M4: 1,836,164 km (0.118 R)
• M5: 2,606,444 km (0.079 R)
• M6: 3,230,416 km (0.038 R)
• M7: 3,759,544 km (0.12 R)
• M8: 4,589,513 km (0.071 R)
• M9: 5,757,424 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.6

Radius: 8.1

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.47 AU - 4.25 AU

Year: 4822 Days

Day: 12.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,766,207 km

• M1: 100,829 km (0.03 R)
• M2: 634,744 km (0.1 R)
• M3: 975,528 km (0.117 R)
• M4: 1,272,031 km (0.045 R)
• M5: 2,208,364 km (0.094 R)
• M6: 3,730,223 km (0.114 R)
• M7: 4,659,974 km (0.094 R)
• M8: 6,842,906 km (0.046 R)
• M9: 7,666,891 km (0.109 R)
• M10: 7,944,096 km (0.054 R)
• M11: 9,082,236 km (0.1 R)
• M12: 15,598,570 km (0.034 R)
• M13: 16,441,704 km (0.114 R)
• M14: 20,185,390 km (0.086 R)
• M15: 20,448,982 km (0.099 R)
• M16: 20,714,967 km (0.118 R)
• M17: 21,733,130 km (0.057 R)
• M18: 22,500,567 km (0.078 R)
• M19: 24,836,238 km (0.095 R)

Asteroid Belt

Center: 5.3 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.9

Radius: 7.2

Gravity: 15.04 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 6.26 AU - 7.2 AU

Year: 11101 Days

Day: 16.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 61,766,207 km

• M1: 89,609 km (0.087 R)
• M2: 376,687 km (0.099 R)
• M3: 621,878 km (0.112 R)
• M4: 998,865 km (0.025 R)
• M5: 1,355,955 km (0.093 R)
• M6: 2,308,594 km (0.082 R)
• M7: 2,694,557 km (0.094 R)
• M8: 3,543,824 km (0.045 R)
• M9: 5,867,228 km (0.11 R)
• M10: 7,841,472 km (0.102 R)
• M11: 8,524,984 km (0.067 R)
• M12: 9,148,957 km (0.113 R)
• M13: 9,547,934 km (0.072 R)
• M14: 10,168,018 km (0.055 R)
• M15: 11,952,571 km (0.086 R)
• M16: 12,611,400 km (0.065 R)
• M17: 13,043,139 km (0.051 R)
• M18: 14,464,469 km (0.104 R)
• M19: 15,143,493 km (0.059 R)
• M20: 15,561,021 km (0.117 R)
• M21: 16,491,968 km (0.081 R)
• M22: 16,933,881 km (0.115 R)
• M23: 19,918,508 km (0.059 R)
• M24: 21,622,128 km (0.1 R)
• M25: 26,804,049 km (0.085 R)
• M26: 33,572,754 km (0.105 R)
• M27: 36,224,376 km (0.066 R)
• M28: 38,753,478 km (0.105 R)
• M29: 41,940,661 km (0.114 R)
• M30: 42,763,898 km (0.113 R)
• M31: 47,189,900 km (0.092 R)
• M32: 49,133,476 km (0.067 R)
• M33: 49,589,600 km (0.096 R)
• M34: 51,441,771 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.1

Radius: 5.3

Gravity: 33.22 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.71 AU - 9.17 AU

Year: 14225 Days

Day: 16 Hours

Environment

Temp: -230 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,766,207 km

• M1: 69,563 km (0.119 R)
• M2: 477,367 km (0.06 R)
• M3: 752,028 km (0.111 R)
• M4: 1,587,682 km (0.119 R)
• M5: 2,612,876 km (0.073 R)
• M6: 4,395,335 km (0.089 R)
• M7: 5,746,503 km (0.096 R)
• M8: 7,126,244 km (0.113 R)
• M9: 8,358,332 km (0.103 R)
• M10: 9,183,664 km (0.09 R)
• M11: 9,949,156 km (0.072 R)
• M12: 11,857,127 km (0.049 R)
• M13: 12,047,715 km (0.117 R)
• M14: 16,774,858 km (0.105 R)
• M15: 20,441,203 km (0.091 R)
• M16: 21,177,523 km (0.117 R)
• M17: 25,231,177 km (0.057 R)
• M18: 26,185,462 km (0.032 R)
• M19: 31,440,685 km (0.107 R)
• M20: 33,421,660 km (0.064 R)
• M21: 38,735,227 km (0.089 R)
• M22: 54,072,300 km (0.116 R)
• M23: 55,655,345 km (0.12 R)
• M24: 62,297,340 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123.8

Radius: 5.9

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 7.65 AU - 9.81 AU

Year: 16400 Days

Day: 15.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,766,207 km

• M1: 85,271 km (0.107 R)
• M2: 479,461 km (0.12 R)
• M3: 1,048,980 km (0.099 R)
• M4: 4,338,189 km (0.065 R)
• M5: 4,553,161 km (0.107 R)
• M6: 7,450,572 km (0.059 R)
• M7: 7,956,961 km (0.077 R)
• M8: 11,235,398 km (0.119 R)
• M9: 12,376,830 km (0.069 R)
• M10: 15,131,376 km (0.083 R)
• M11: 15,627,143 km (0.067 R)
• M12: 35,045,096 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.6

Radius: 3.6

Gravity: 35.93 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 7.7 AU - 10.7 AU

Year: 17743 Days

Day: 20.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 61,766,207 km

• M1: 44,730 km (0.08 R)
• M2: 221,554 km (0.104 R)
• M3: 375,491 km (0.076 R)
• M4: 488,437 km (0.092 R)
• M5: 693,087 km (0.115 R)
• M6: 1,613,263 km (0.085 R)
• M7: 4,520,249 km (0.085 R)
• M8: 5,447,158 km (0.098 R)
• M9: 5,631,761 km (0.115 R)
• M10: 6,371,373 km (0.027 R)
• M11: 6,701,386 km (0.1 R)
• M12: 12,212,422 km (0.113 R)
• M13: 13,443,313 km (0.032 R)
• M14: 14,612,870 km (0.115 R)
• M15: 14,754,688 km (0.063 R)
• M16: 15,041,318 km (0.072 R)
• M17: 16,073,394 km (0.071 R)
• M18: 17,073,306 km (0.059 R)
• M19: 19,111,427 km (0.048 R)
• M20: 19,366,492 km (0.098 R)
• M21: 19,709,968 km (0.082 R)
• M22: 20,944,151 km (0.092 R)
• M23: 28,775,150 km (0.107 R)
• M24: 29,560,689 km (0.105 R)
• M25: 30,475,779 km (0.112 R)
• M26: 32,603,659 km (0.085 R)
• M27: 32,724,684 km (0.088 R)
• M28: 35,592,026 km (0.1 R)
• M29: 36,889,189 km (0.113 R)
• M30: 37,152,482 km (0.109 R)
• M31: 37,815,799 km (0.115 R)
• M32: 50,011,765 km (0.118 R)
• M33: 52,963,181 km (0.117 R)
• M34: 53,803,173 km (0.111 R)
• M35: 56,202,274 km (0.09 R)
• M36: 57,076,076 km (0.078 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: 229 - 13,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit