🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616

Radius: 11.1

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.69 AU - 0.87 AU

Year: 467 Days

Day: 12.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 16,554,065 km

• M1: 138,079 km (0.066 R)
• M2: 533,316 km (0.09 R)
• M3: 967,300 km (0.104 R)
• M4: 1,385,725 km (0.064 R)
• M5: 1,925,474 km (0.116 R)
• M6: 2,335,821 km (0.12 R)
• M7: 2,681,691 km (0.12 R)
• M8: 3,051,198 km (0.056 R)
• M9: 3,551,902 km (0.09 R)
• M10: 4,093,297 km (0.063 R)
• M11: 4,689,295 km (0.105 R)
• M12: 5,293,670 km (0.056 R)
• M13: 5,657,043 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517

Radius: 10.6

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.74 AU - 1.22 AU

Year: 658 Days

Day: 8.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 16,554,065 km

• M1: 131,945 km (0.106 R)
• M2: 499,956 km (0.105 R)
• M3: 842,834 km (0.112 R)
• M4: 1,961,826 km (0.075 R)
• M5: 3,600,073 km (0.065 R)
• M6: 4,373,943 km (0.076 R)
• M7: 5,070,021 km (0.088 R)
• M8: 6,004,559 km (0.092 R)
• M9: 7,092,136 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.9

Radius: 13.6

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.55 AU - 1.61 AU

Year: 1347 Days

Day: 9 Hours

Environment

Temp: -188 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 16,554,065 km

• M1: 169,195 km (0.048 R)
• M2: 611,406 km (0.102 R)
• M3: 1,126,771 km (0.112 R)
• M4: 1,846,786 km (0.111 R)
• M5: 2,337,467 km (0.104 R)
• M6: 2,926,882 km (0.114 R)
• M7: 3,382,258 km (0.089 R)
• M8: 4,011,617 km (0.098 R)
• M9: 4,592,355 km (0.094 R)
• M10: 6,400,545 km (0.092 R)
• M11: 7,007,164 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.6

Radius: 12.8

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.9 AU - 2.44 AU

Year: 2168 Days

Day: 7.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 16,554,065 km

• M1: 159,172 km (0.092 R)
• M2: 585,376 km (0.065 R)
• M3: 1,402,779 km (0.108 R)
• M4: 1,821,653 km (0.111 R)
• M5: 2,313,082 km (0.059 R)
• M6: 3,132,579 km (0.067 R)
• M7: 3,602,018 km (0.096 R)
• M8: 4,118,579 km (0.063 R)
• M9: 5,125,971 km (0.06 R)
• M10: 5,549,632 km (0.094 R)
• M11: 6,467,714 km (0.053 R)
• M12: 7,372,781 km (0.107 R)
• M13: 8,150,092 km (0.065 R)
• M14: 9,013,272 km (0.066 R)
• M15: 10,073,322 km (0.102 R)
• M16: 11,067,699 km (0.084 R)
• M17: 15,067,647 km (0.033 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.9

Radius: 11.9

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.26 AU - 2.48 AU

Year: 2475 Days

Day: 14.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 16,554,065 km

• M1: 148,551 km (0.054 R)
• M2: 553,512 km (0.108 R)
• M3: 1,085,482 km (0.077 R)
• M4: 1,729,800 km (0.103 R)
• M5: 2,513,394 km (0.107 R)
• M6: 3,095,778 km (0.119 R)
• M7: 3,520,487 km (0.059 R)
• M8: 4,273,263 km (0.057 R)
• M9: 4,688,397 km (0.117 R)
• M10: 6,235,090 km (0.06 R)
• M11: 6,655,609 km (0.116 R)
• M12: 7,935,569 km (0.078 R)
• M13: 8,945,653 km (0.078 R)
• M14: 10,077,661 km (0.07 R)
• M15: 10,501,471 km (0.076 R)
• M16: 11,467,724 km (0.083 R)
• M17: 13,623,429 km (0.103 R)
• M18: 14,046,941 km (0.072 R)
• M19: 14,576,517 km (0.1 R)
• M20: 15,522,724 km (0.086 R)
• M21: 16,456,364 km (0.078 R)
• M22: 18,549,837 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.9

Radius: 9.5

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.09 AU - 2.87 AU

Year: 2649 Days

Day: 7.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,554,065 km

• M1: 118,631 km (0.06 R)
• M2: 433,086 km (0.089 R)
• M3: 830,418 km (0.11 R)
• M4: 1,690,007 km (0.102 R)
• M5: 2,033,484 km (0.113 R)
• M6: 2,877,964 km (0.084 R)
• M7: 3,761,489 km (0.088 R)
• M8: 4,816,004 km (0.066 R)
• M9: 6,816,876 km (0.102 R)
• M10: 7,220,341 km (0.101 R)
• M11: 8,435,375 km (0.094 R)
• M12: 9,781,756 km (0.093 R)
• M13: 11,678,507 km (0.104 R)
• M14: 12,375,035 km (0.039 R)
• M15: 13,017,109 km (0.084 R)
• M16: 14,455,343 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.1

Radius: 9.4

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.85 AU - 6.03 AU

Year: 8606 Days

Day: 12.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 16,554,065 km

• M1: 116,986 km (0.102 R)
• M2: 650,452 km (0.114 R)
• M3: 1,069,625 km (0.119 R)
• M4: 1,414,747 km (0.082 R)
• M5: 2,110,527 km (0.11 R)
• M6: 3,579,279 km (0.068 R)
• M7: 4,207,440 km (0.111 R)
• M8: 4,821,091 km (0.072 R)
• M9: 6,485,068 km (0.095 R)
• M10: 14,076,561 km (0.111 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 20,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit