🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

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: 172.9

Radius: 15

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.92 AU - 1.28 AU

Year: 745 Days

Day: 12 Hours

Environment

Temp: -167 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,956,745 km

• M1: 186,549 km (0.069 R)
• M2: 700,268 km (0.078 R)
• M3: 1,367,325 km (0.108 R)
• M4: 1,894,507 km (0.107 R)
• M5: 2,485,868 km (0.116 R)
• M6: 3,848,106 km (0.112 R)
• M7: 4,541,043 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.5

Radius: 11.4

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.94 AU - 1.42 AU

Year: 828 Days

Day: 7.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,956,745 km

• M1: 141,819 km (0.111 R)
• M2: 542,591 km (0.077 R)
• M3: 964,906 km (0.066 R)
• M4: 1,866,233 km (0.117 R)
• M5: 2,641,001 km (0.095 R)
• M6: 3,123,903 km (0.101 R)
• M7: 3,723,790 km (0.119 R)
• M8: 4,127,405 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.5

Radius: 9.1

Gravity: 9.12 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.97 AU - 1.45 AU

Year: 859 Days

Day: 11 Hours

Environment

Temp: -172 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,956,745 km

• M1: 113,246 km (0.034 R)
• M2: 397,182 km (0.12 R)
• M3: 779,704 km (0.113 R)
• M4: 1,160,730 km (0.103 R)
• M5: 1,500,317 km (0.118 R)
• M6: 2,100,653 km (0.097 R)
• M7: 2,646,985 km (0.102 R)
• M8: 3,018,436 km (0.075 R)
• M9: 3,913,181 km (0.094 R)
• M10: 4,430,640 km (0.104 R)
• M11: 5,141,080 km (0.113 R)
• M12: 5,863,937 km (0.072 R)
• M13: 6,324,848 km (0.094 R)
• M14: 7,366,947 km (0.094 R)
• M15: 8,440,910 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.9

Radius: 8

Gravity: 12.65 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.69 AU - 2.15 AU

Year: 1718 Days

Day: 10.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,956,745 km

• M1: 99,483 km (0.103 R)
• M2: 495,019 km (0.115 R)
• M3: 749,785 km (0.037 R)
• M4: 1,073,215 km (0.071 R)
• M5: 1,470,846 km (0.098 R)
• M6: 2,056,522 km (0.098 R)
• M7: 2,338,664 km (0.108 R)
• M8: 2,604,948 km (0.108 R)
• M9: 3,772,858 km (0.09 R)
• M10: 4,275,657 km (0.09 R)
• M11: 4,594,151 km (0.034 R)
• M12: 4,992,979 km (0.075 R)
• M13: 5,256,570 km (0.113 R)
• M14: 5,835,963 km (0.032 R)
• M15: 6,380,499 km (0.08 R)
• M16: 6,797,278 km (0.052 R)
• M17: 7,232,159 km (0.089 R)
• M18: 8,838,242 km (0.085 R)
• M19: 9,160,027 km (0.061 R)
• M20: 10,277,224 km (0.094 R)
• M21: 12,021,685 km (0.04 R)
• M22: 12,337,037 km (0.108 R)
• M23: 12,779,847 km (0.088 R)
• M24: 13,825,536 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.5

Radius: 12.9

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.96 AU - 2.64 AU

Year: 2252 Days

Day: 9.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 120.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,956,745 km

• M1: 160,519 km (0.113 R)
• M2: 706,551 km (0.074 R)
• M3: 1,248,394 km (0.105 R)
• M4: 1,747,602 km (0.11 R)
• M5: 2,657,606 km (0.096 R)
• M6: 3,388,841 km (0.111 R)
• M7: 4,681,665 km (0.075 R)
• M8: 7,772,357 km (0.101 R)
• M9: 8,653,638 km (0.114 R)
• M10: 9,186,656 km (0.077 R)

Asteroid Belt

Center: 3.36 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.9

Radius: 11.3

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.51 AU - 5.33 AU

Year: 6000 Days

Day: 12.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,956,745 km

• M1: 209,886 km (0.079 R)
• M2: 1,281,007 km (0.118 R)
• M3: 1,728,005 km (0.119 R)
• M4: 2,215,993 km (0.101 R)
• M5: 3,257,194 km (0.076 R)
• M6: 6,829,891 km (0.073 R)
• M7: 7,243,230 km (0.1 R)
• M8: 11,950,476 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.7

Radius: 4.3

Gravity: 27.46 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 8.42 AU - 12.48 AU

Year: 21812 Days

Day: 24.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 159.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,956,745 km

• M1: 54,454 km (0.086 R)
• M2: 304,432 km (0.108 R)
• M3: 917,484 km (0.06 R)
• M4: 1,320,052 km (0.057 R)
• M5: 1,741,170 km (0.078 R)
• M6: 1,944,174 km (0.103 R)
• M7: 2,487,513 km (0.07 R)
• M8: 2,649,677 km (0.092 R)
• M9: 2,843,706 km (0.077 R)
• M10: 3,746,230 km (0.062 R)
• M11: 4,022,388 km (0.095 R)
• M12: 4,932,391 km (0.069 R)
• M13: 5,339,746 km (0.074 R)
• M14: 7,866,604 km (0.092 R)
• M15: 9,554,517 km (0.107 R)
• M16: 10,845,846 km (0.074 R)
• M17: 11,596,977 km (0.099 R)
• M18: 12,382,365 km (0.112 R)
• M19: 13,697,331 km (0.054 R)
• M20: 16,037,939 km (0.078 R)
• M21: 17,937,682 km (0.086 R)
• M22: 24,211,667 km (0.089 R)
• M23: 26,146,417 km (0.11 R)
• M24: 26,925,822 km (0.053 R)
• M25: 32,820,277 km (0.056 R)
• M26: 34,252,228 km (0.114 R)
• M27: 36,134,318 km (0.046 R)
• M28: 38,797,310 km (0.116 R)
• M29: 47,237,472 km (0.059 R)
• M30: 57,566,009 km (0.119 R)
• M31: 65,770,554 km (0.12 R)
• M32: 66,179,555 km (0.073 R)
• M33: 67,624,521 km (0.112 R)
• M34: 69,513,044 km (0.104 R)
• M35: 70,150,331 km (0.079 R)
• M36: 72,738,225 km (0.049 R)
• M37: 72,956,787 km (0.033 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 10,932 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit