🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.1

Radius: 13

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.81 AU - 1.23 AU

Year: 665 Days

Day: 9 Hours

Environment

Temp: -168 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,101,189 km

• M1: 161,865 km (0.08 R)
• M2: 583,282 km (0.104 R)
• M3: 1,149,061 km (0.096 R)
• M4: 1,623,286 km (0.116 R)
• M5: 2,828,896 km (0.103 R)
• M6: 3,244,329 km (0.088 R)
• M7: 3,871,742 km (0.114 R)
• M8: 4,339,385 km (0.076 R)
• M9: 4,964,256 km (0.098 R)
• M10: 6,272,788 km (0.097 R)
• M11: 7,073,586 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.2

Radius: 14.8

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.9 AU - 1.48 AU

Year: 838 Days

Day: 14.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,101,189 km

• M1: 184,005 km (0.057 R)
• M2: 665,411 km (0.095 R)
• M3: 1,192,893 km (0.108 R)
• M4: 1,679,535 km (0.117 R)
• M5: 2,151,965 km (0.091 R)
• M6: 2,657,606 km (0.118 R)
• M7: 3,553,847 km (0.096 R)
• M8: 5,240,264 km (0.093 R)
• M9: 6,355,067 km (0.038 R)
• M10: 6,825,702 km (0.063 R)
• M11: 7,435,313 km (0.073 R)
• M12: 8,105,661 km (0.113 R)
• M13: 8,609,058 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.8

Radius: 10.2

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.29 AU - 1.61 AU

Year: 1127 Days

Day: 5.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,101,189 km

• M1: 127,009 km (0.091 R)
• M2: 581,337 km (0.119 R)
• M3: 924,964 km (0.054 R)
• M4: 1,256,772 km (0.069 R)
• M5: 1,660,985 km (0.055 R)
• M6: 2,130,124 km (0.069 R)
• M7: 2,724,177 km (0.1 R)
• M8: 3,731,569 km (0.025 R)
• M9: 5,067,179 km (0.12 R)
• M10: 8,078,435 km (0.086 R)
• M11: 8,513,465 km (0.111 R)
• M12: 9,670,156 km (0.082 R)
• M13: 10,476,189 km (0.047 R)
• M14: 11,093,131 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.6

Radius: 13.6

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.38 AU - 1.84 AU

Year: 1319 Days

Day: 10.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 78,101,189 km

• M1: 175,179 km (0.11 R)
• M2: 1,479,373 km (0.115 R)
• M3: 1,902,436 km (0.039 R)
• M4: 2,951,416 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.6

Radius: 12.5

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.49 AU - 2.31 AU

Year: 1691 Days

Day: 8.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 170.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,101,189 km

• M1: 155,432 km (0.114 R)
• M2: 644,168 km (0.059 R)
• M3: 1,380,639 km (0.115 R)
• M4: 2,200,734 km (0.068 R)
• M5: 3,142,602 km (0.039 R)
• M6: 3,857,381 km (0.116 R)
• M7: 4,658,627 km (0.055 R)
• M8: 5,926,469 km (0.12 R)
• M9: 6,420,890 km (0.093 R)
• M10: 7,412,574 km (0.102 R)
• M11: 8,445,099 km (0.066 R)
• M12: 9,571,421 km (0.109 R)
• M13: 12,880,975 km (0.104 R)
• M14: 13,471,887 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.3

Radius: 12.8

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.81 AU - 2.85 AU

Year: 3074 Days

Day: 7.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,101,189 km

• M1: 162,463 km (0.078 R)
• M2: 582,385 km (0.094 R)
• M3: 1,932,356 km (0.112 R)
• M4: 2,411,368 km (0.051 R)
• M5: 3,596,482 km (0.117 R)
• M6: 4,368,707 km (0.086 R)
• M7: 5,204,211 km (0.085 R)
• M8: 8,266,330 km (0.098 R)
• M9: 8,889,704 km (0.079 R)
• M10: 9,678,982 km (0.088 R)
• M11: 10,622,197 km (0.094 R)
• M12: 14,655,505 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.8

Radius: 10.5

Gravity: 8.66 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.49 AU - 4.07 AU

Year: 3836 Days

Day: 9 Hours

Environment

Temp: -207 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,101,189 km

• M1: 130,599 km (0.086 R)
• M2: 459,714 km (0.104 R)
• M3: 1,123,330 km (0.056 R)
• M4: 1,454,241 km (0.075 R)
• M5: 1,877,752 km (0.113 R)
• M6: 2,815,881 km (0.111 R)
• M7: 3,522,431 km (0.118 R)
• M8: 4,786,085 km (0.11 R)
• M9: 6,901,099 km (0.072 R)
• M10: 7,575,337 km (0.097 R)
• M11: 8,404,558 km (0.111 R)
• M12: 9,373,204 km (0.115 R)
• M13: 11,347,746 km (0.096 R)
• M14: 12,143,009 km (0.094 R)
• M15: 13,226,995 km (0.057 R)
• M16: 15,361,308 km (0.118 R)
• M17: 17,592,560 km (0.1 R)
• M18: 19,303,810 km (0.053 R)
• M19: 21,262,495 km (0.117 R)
• M20: 21,967,550 km (0.102 R)
• M21: 22,834,320 km (0.07 R)
• M22: 23,276,082 km (0.093 R)
• M23: 23,798,628 km (0.047 R)
• M24: 25,100,578 km (0.097 R)
• M25: 25,967,797 km (0.089 R)
• M26: 27,929,324 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.3

Radius: 10.9

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.56 AU - 3.82 AU

Year: 4577 Days

Day: 8.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,101,189 km

• M1: 144,811 km (0.091 R)
• M2: 487,390 km (0.119 R)
• M3: 1,249,441 km (0.116 R)
• M4: 2,097,213 km (0.076 R)
• M5: 3,192,119 km (0.061 R)
• M6: 4,059,039 km (0.11 R)
• M7: 5,669,460 km (0.106 R)
• M8: 6,203,076 km (0.092 R)
• M9: 9,812,124 km (0.034 R)
• M10: 10,620,252 km (0.102 R)
• M11: 11,313,788 km (0.118 R)
• M12: 12,536,601 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823.8

Radius: 7.9

Gravity: 13.2 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.64 AU - 11.4 AU

Year: 18966 Days

Day: 20.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,101,189 km

• M1: 98,286 km (0.09 R)
• M2: 377,585 km (0.1 R)
• M3: 963,261 km (0.112 R)
• M4: 3,057,182 km (0.087 R)
• M5: 3,471,419 km (0.11 R)
• M6: 4,905,613 km (0.115 R)
• M7: 8,196,767 km (0.096 R)
• M8: 9,163,318 km (0.071 R)
• M9: 11,711,120 km (0.105 R)
• M10: 13,577,802 km (0.107 R)
• M11: 16,529,218 km (0.12 R)
• M12: 17,200,913 km (0.096 R)
• M13: 18,778,572 km (0.119 R)
• M14: 24,194,613 km (0.071 R)
• M15: 25,722,905 km (0.101 R)
• M16: 26,284,047 km (0.116 R)
• M17: 27,314,477 km (0.049 R)
• M18: 27,663,937 km (0.12 R)
• M19: 28,134,423 km (0.103 R)
• M20: 31,963,829 km (0.065 R)
• M21: 35,570,634 km (0.112 R)
• M22: 35,987,413 km (0.077 R)
• M23: 38,410,899 km (0.081 R)
• M24: 40,336,074 km (0.072 R)
• M25: 42,949,399 km (0.041 R)
• M26: 47,328,727 km (0.087 R)
• M27: 48,340,757 km (0.062 R)
• M28: 56,395,704 km (0.052 R)
• M29: 62,034,347 km (0.118 R)
• M30: 66,976,014 km (0.116 R)
• M31: 71,730,683 km (0.085 R)
• M32: 75,784,486 km (0.092 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 15,011 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit