🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.1

Radius: 11

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.73 AU - 1.13 AU

Year: 579 Days

Day: 14.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,465,462 km

• M1: 136,882 km (0.041 R)
• M2: 503,247 km (0.082 R)
• M3: 1,063,042 km (0.088 R)
• M4: 1,738,926 km (0.076 R)
• M5: 2,544,660 km (0.087 R)
• M6: 3,530,809 km (0.105 R)
• M7: 4,722,655 km (0.073 R)
• M8: 5,084,084 km (0.113 R)
• M9: 5,499,517 km (0.073 R)
• M10: 6,478,186 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.5

Radius: 8

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.32 AU - 2.14 AU

Year: 1469 Days

Day: 10 Hours

Environment

Temp: -176 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,465,462 km

• M1: 99,483 km (0.104 R)
• M2: 357,838 km (0.079 R)
• M3: 834,158 km (0.118 R)
• M4: 1,225,356 km (0.025 R)
• M5: 1,508,096 km (0.116 R)
• M6: 1,789,191 km (0.089 R)
• M7: 2,314,728 km (0.1 R)
• M8: 2,573,083 km (0.104 R)
• M9: 3,202,442 km (0.104 R)
• M10: 3,539,186 km (0.115 R)
• M11: 3,930,385 km (0.088 R)
• M12: 4,400,721 km (0.066 R)
• M13: 4,693,484 km (0.066 R)
• M14: 4,962,610 km (0.116 R)
• M15: 5,853,017 km (0.107 R)
• M16: 6,379,601 km (0.091 R)
• M17: 6,755,391 km (0.107 R)
• M18: 7,358,719 km (0.1 R)
• M19: 8,942,063 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.8

Radius: 9.2

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.48 AU - 2 AU

Year: 1482 Days

Day: 11.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,465,462 km

• M1: 114,442 km (0.117 R)
• M2: 468,541 km (0.047 R)
• M3: 847,322 km (0.091 R)
• M4: 1,328,130 km (0.112 R)
• M5: 1,672,205 km (0.05 R)
• M6: 2,050,239 km (0.101 R)
• M7: 2,352,127 km (0.102 R)
• M8: 3,252,108 km (0.038 R)
• M9: 4,733,127 km (0.12 R)
• M10: 5,298,009 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.9

Radius: 8.3

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.82 AU - 2.06 AU

Year: 1745 Days

Day: 6.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,465,462 km

• M1: 103,223 km (0.114 R)
• M2: 367,861 km (0.094 R)
• M3: 634,744 km (0.097 R)
• M4: 921,822 km (0.088 R)
• M5: 1,280,259 km (0.063 R)
• M6: 1,751,492 km (0.103 R)
• M7: 2,028,098 km (0.099 R)
• M8: 3,310,152 km (0.057 R)
• M9: 4,161,364 km (0.097 R)
• M10: 4,997,766 km (0.068 R)
• M11: 5,654,052 km (0.06 R)
• M12: 6,139,347 km (0.085 R)
• M13: 6,704,827 km (0.038 R)
• M14: 7,000,432 km (0.099 R)
• M15: 7,417,511 km (0.119 R)
• M16: 7,792,254 km (0.119 R)
• M17: 8,896,436 km (0.098 R)
• M18: 10,347,984 km (0.073 R)
• M19: 12,791,366 km (0.095 R)
• M20: 13,928,908 km (0.061 R)
• M21: 14,278,518 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455

Radius: 10.4

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.02 AU - 2.2 AU

Year: 1979 Days

Day: 5.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,465,462 km

• M1: 129,402 km (0.118 R)
• M2: 552,615 km (0.082 R)
• M3: 1,029,981 km (0.085 R)
• M4: 1,420,282 km (0.07 R)
• M5: 1,744,760 km (0.113 R)
• M6: 2,096,764 km (0.044 R)
• M7: 2,776,985 km (0.05 R)
• M8: 3,339,473 km (0.055 R)
• M9: 4,534,910 km (0.111 R)
• M10: 5,559,206 km (0.055 R)
• M11: 6,258,427 km (0.054 R)
• M12: 7,361,861 km (0.101 R)
• M13: 8,863,823 km (0.098 R)
• M14: 9,557,359 km (0.105 R)
• M15: 11,267,562 km (0.093 R)
• M16: 12,658,373 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.5

Radius: 11.9

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.84 AU - 6.08 AU

Year: 7132 Days

Day: 14.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,465,462 km

• M1: 148,102 km (0.119 R)
• M2: 623,674 km (0.099 R)
• M3: 1,054,216 km (0.113 R)
• M4: 1,688,062 km (0.102 R)
• M5: 2,652,520 km (0.117 R)
• M6: 3,026,664 km (0.108 R)
• M7: 4,243,792 km (0.119 R)
• M8: 7,617,673 km (0.106 R)
• M9: 10,470,804 km (0.118 R)
• M10: 11,174,363 km (0.108 R)
• M11: 12,161,260 km (0.089 R)
• M12: 12,991,977 km (0.092 R)
• M13: 14,421,833 km (0.032 R)
• M14: 16,886,159 km (0.045 R)
• M15: 18,385,130 km (0.112 R)
• M16: 18,926,823 km (0.081 R)
• M17: 19,618,863 km (0.111 R)
• M18: 23,651,124 km (0.093 R)
• M19: 24,130,885 km (0.09 R)
• M20: 28,026,563 km (0.105 R)
• M21: 30,498,518 km (0.094 R)
• M22: 31,162,433 km (0.109 R)
• M23: 32,519,136 km (0.108 R)
• M24: 33,512,017 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 718.9

Radius: 4.9

Gravity: 29.94 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.17 AU - 7.49 AU

Year: 12814 Days

Day: 19 Hours

Environment

Temp: -226 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,465,462 km

• M1: 83,326 km (0.089 R)
• M2: 278,850 km (0.099 R)
• M3: 663,915 km (0.06 R)
• M4: 915,539 km (0.105 R)
• M5: 1,165,966 km (0.098 R)
• M6: 1,403,826 km (0.104 R)
• M7: 1,754,633 km (0.041 R)
• M8: 2,161,689 km (0.083 R)
• M9: 3,336,781 km (0.112 R)
• M10: 5,945,019 km (0.082 R)
• M11: 7,993,613 km (0.073 R)
• M12: 8,802,040 km (0.032 R)
• M13: 18,431,206 km (0.113 R)
• M14: 19,001,024 km (0.102 R)
• M15: 22,854,216 km (0.106 R)
• M16: 24,766,077 km (0.118 R)
• M17: 25,861,732 km (0.051 R)
• M18: 31,136,553 km (0.027 R)
• M19: 31,365,886 km (0.096 R)
• M20: 43,462,071 km (0.11 R)
• M21: 50,690,191 km (0.092 R)
• M22: 55,255,619 km (0.115 R)
• M23: 56,779,423 km (0.098 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: 501 - 14,188 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit