🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968

Radius: 8.3

Gravity: 14.05 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.56 AU - 0.56 AU

Year: 289 Days

Day: 13.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 152.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 89,203,805 km

• M1: 104,719 km (0.103 R)
• M2: 375,640 km (0.114 R)
• M3: 642,074 km (0.088 R)
• M4: 956,678 km (0.059 R)
• M5: 1,417,141 km (0.108 R)
• M6: 1,880,445 km (0.036 R)
• M7: 2,683,786 km (0.093 R)
• M8: 3,067,355 km (0.115 R)
• M9: 3,580,176 km (0.084 R)
• M10: 4,071,456 km (0.054 R)
• M11: 4,593,103 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.8

Radius: 10.7

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.63 AU - 1.05 AU

Year: 531 Days

Day: 12 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 89,203,805 km

• M1: 133,142 km (0.118 R)
• M2: 493,523 km (0.077 R)
• M3: 873,352 km (0.045 R)
• M4: 1,238,222 km (0.109 R)
• M5: 1,641,089 km (0.043 R)
• M6: 2,175,153 km (0.099 R)
• M7: 2,918,654 km (0.063 R)
• M8: 3,745,931 km (0.104 R)
• M9: 4,341,779 km (0.073 R)
• M10: 4,768,133 km (0.103 R)
• M11: 5,303,693 km (0.095 R)
• M12: 5,826,538 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.9

Radius: 13.9

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.29 AU - 1.31 AU

Year: 1023 Days

Day: 9.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 89,203,805 km

• M1: 173,085 km (0.053 R)
• M2: 686,953 km (0.113 R)
• M3: 1,151,305 km (0.056 R)
• M4: 1,640,789 km (0.061 R)
• M5: 2,160,044 km (0.102 R)
• M6: 2,639,355 km (0.092 R)
• M7: 3,154,421 km (0.113 R)
• M8: 3,630,292 km (0.099 R)
• M9: 4,096,738 km (0.095 R)
• M10: 4,634,542 km (0.085 R)
• M11: 6,113,317 km (0.089 R)
• M12: 6,677,151 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.1

Radius: 9.4

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.04 AU - 2.12 AU

Year: 2071 Days

Day: 10.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 97.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 89,203,805 km

• M1: 116,836 km (0.088 R)
• M2: 459,714 km (0.047 R)
• M3: 794,963 km (0.098 R)
• M4: 1,117,346 km (0.101 R)
• M5: 1,410,110 km (0.095 R)
• M6: 1,937,292 km (0.053 R)
• M7: 2,278,675 km (0.084 R)
• M8: 2,632,474 km (0.05 R)
• M9: 3,320,474 km (0.114 R)
• M10: 3,655,125 km (0.085 R)
• M11: 4,086,565 km (0.038 R)
• M12: 4,612,102 km (0.103 R)
• M13: 5,204,211 km (0.118 R)
• M14: 5,966,113 km (0.081 R)
• M15: 8,514,064 km (0.089 R)
• M16: 9,704,414 km (0.034 R)
• M17: 10,820,414 km (0.119 R)
• M18: 13,810,427 km (0.101 R)
• M19: 14,459,681 km (0.063 R)
• M20: 15,356,820 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.1

Radius: 6.4

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 6.96 AU - 8.94 AU

Year: 15473 Days

Day: 18.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,203,805 km

• M1: 84,672 km (0.079 R)
• M2: 501,751 km (0.116 R)
• M3: 941,120 km (0.069 R)
• M4: 1,222,963 km (0.108 R)
• M5: 1,522,906 km (0.075 R)
• M6: 2,727,319 km (0.113 R)
• M7: 3,726,932 km (0.062 R)
• M8: 4,649,352 km (0.08 R)
• M9: 7,626,200 km (0.109 R)
• M10: 8,561,935 km (0.094 R)
• M11: 10,753,544 km (0.102 R)
• M12: 11,978,451 km (0.033 R)
• M13: 12,862,724 km (0.095 R)
• M14: 13,184,958 km (0.036 R)
• M15: 13,845,582 km (0.104 R)
• M16: 14,877,508 km (0.095 R)
• M17: 20,890,295 km (0.105 R)
• M18: 26,229,892 km (0.087 R)
• M19: 28,434,815 km (0.118 R)
• M20: 30,380,186 km (0.078 R)
• M21: 32,710,023 km (0.116 R)
• M22: 32,909,437 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.4

Radius: 3.9

Gravity: 52.03 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 9.6 AU - 11.48 AU

Year: 23620 Days

Day: 22.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 89,203,805 km

• M1: 51,462 km (0.045 R)
• M2: 448,943 km (0.075 R)
• M3: 1,220,419 km (0.082 R)
• M4: 1,526,796 km (0.066 R)
• M5: 1,707,660 km (0.026 R)
• M6: 1,984,715 km (0.066 R)
• M7: 5,096,799 km (0.094 R)
• M8: 6,283,559 km (0.119 R)
• M9: 7,038,580 km (0.059 R)
• M10: 10,282,759 km (0.074 R)
• M11: 14,087,183 km (0.075 R)
• M12: 14,322,500 km (0.09 R)
• M13: 17,989,294 km (0.1 R)
• M14: 19,693,812 km (0.087 R)
• M15: 22,341,544 km (0.102 R)
• M16: 27,224,868 km (0.087 R)
• M17: 38,723,858 km (0.053 R)
• M18: 46,904,767 km (0.088 R)
• M19: 58,152,283 km (0.084 R)
• M20: 62,477,456 km (0.074 R)
• M21: 69,246,461 km (0.108 R)
• M22: 75,287,372 km (0.108 R)
• M23: 76,729,645 km (0.066 R)
• M24: 78,681,150 km (0.075 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: 528 - 11,037 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit