🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.2

Radius: 11.2

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.84 AU - 1.38 AU

Year: 755 Days

Day: 8 Hours

Environment

Temp: -160 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,542,944 km

• M1: 139,724 km (0.12 R)
• M2: 542,891 km (0.071 R)
• M3: 949,049 km (0.061 R)
• M4: 1,420,731 km (0.105 R)
• M5: 1,848,880 km (0.117 R)
• M6: 2,363,198 km (0.114 R)
• M7: 2,828,896 km (0.108 R)
• M8: 3,540,982 km (0.092 R)
• M9: 4,070,259 km (0.103 R)
• M10: 4,576,199 km (0.108 R)
• M11: 5,927,217 km (0.117 R)
• M12: 6,406,828 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.2

Radius: 11.3

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.07 AU - 1.79 AU

Year: 1104 Days

Day: 11.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,542,944 km

• M1: 140,772 km (0.109 R)
• M2: 493,224 km (0.112 R)
• M3: 1,095,505 km (0.12 R)
• M4: 1,543,700 km (0.108 R)
• M5: 2,013,139 km (0.077 R)
• M6: 2,392,968 km (0.073 R)
• M7: 2,935,858 km (0.04 R)
• M8: 3,848,555 km (0.062 R)
• M9: 5,110,114 km (0.066 R)
• M10: 5,888,172 km (0.028 R)
• M11: 6,294,929 km (0.032 R)
• M12: 7,117,567 km (0.115 R)
• M13: 7,856,581 km (0.118 R)
• M14: 10,352,173 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.2

Radius: 14.2

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.27 AU - 2.05 AU

Year: 1381 Days

Day: 8.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,542,944 km

• M1: 176,675 km (0.111 R)
• M2: 815,159 km (0.056 R)
• M3: 1,717,084 km (0.092 R)
• M4: 2,221,528 km (0.085 R)
• M5: 3,245,376 km (0.097 R)
• M6: 4,728,190 km (0.045 R)
• M7: 5,569,828 km (0.056 R)
• M8: 6,766,012 km (0.11 R)
• M9: 7,400,158 km (0.093 R)
• M10: 8,536,055 km (0.106 R)
• M11: 9,513,976 km (0.04 R)
• M12: 11,086,549 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.2

Radius: 8.3

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.38 AU - 6.72 AU

Year: 8442 Days

Day: 13 Hours

Environment

Temp: -215 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,542,944 km

• M1: 103,372 km (0.105 R)
• M2: 479,461 km (0.062 R)
• M3: 1,047,634 km (0.113 R)
• M4: 1,479,523 km (0.051 R)
• M5: 2,231,252 km (0.116 R)
• M6: 3,051,497 km (0.117 R)
• M7: 3,497,299 km (0.092 R)
• M8: 3,913,331 km (0.095 R)
• M9: 4,285,081 km (0.048 R)
• M10: 6,854,574 km (0.081 R)
• M11: 7,212,413 km (0.055 R)
• M12: 7,507,569 km (0.034 R)
• M13: 9,191,742 km (0.076 R)
• M14: 9,627,221 km (0.116 R)
• M15: 11,458,449 km (0.066 R)
• M16: 13,790,231 km (0.066 R)
• M17: 14,073,719 km (0.069 R)
• M18: 14,594,020 km (0.117 R)
• M19: 15,007,359 km (0.12 R)
• M20: 17,521,501 km (0.07 R)
• M21: 18,464,117 km (0.113 R)
• M22: 19,940,648 km (0.075 R)
• M23: 22,731,247 km (0.072 R)
• M24: 24,757,700 km (0.103 R)
• M25: 25,430,740 km (0.108 R)
• M26: 25,857,693 km (0.091 R)
• M27: 26,202,516 km (0.104 R)
• M28: 26,725,660 km (0.046 R)
• M29: 28,519,936 km (0.097 R)
• M30: 29,634,141 km (0.074 R)
• M31: 30,011,876 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751

Radius: 7.9

Gravity: 12.03 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.91 AU - 10.27 AU

Year: 16256 Days

Day: 19.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,542,944 km

• M1: 99,034 km (0.116 R)
• M2: 566,228 km (0.118 R)
• M3: 834,756 km (0.087 R)
• M4: 1,501,813 km (0.072 R)
• M5: 1,762,413 km (0.109 R)
• M6: 2,015,233 km (0.068 R)
• M7: 2,640,552 km (0.114 R)
• M8: 4,083,872 km (0.051 R)
• M9: 6,568,095 km (0.083 R)
• M10: 8,324,074 km (0.112 R)
• M11: 11,083,108 km (0.07 R)
• M12: 14,040,807 km (0.115 R)
• M13: 15,058,821 km (0.073 R)
• M14: 19,715,055 km (0.11 R)
• M15: 20,437,014 km (0.098 R)
• M16: 25,354,446 km (0.095 R)
• M17: 26,533,127 km (0.108 R)
• M18: 31,492,297 km (0.117 R)
• M19: 38,134,292 km (0.115 R)
• M20: 40,252,149 km (0.087 R)
• M21: 50,841,584 km (0.114 R)
• M22: 60,278,068 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903

Radius: 8

Gravity: 14.11 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 9.51 AU - 9.77 AU

Year: 19326 Days

Day: 22.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,542,944 km

• M1: 100,679 km (0.053 R)
• M2: 445,802 km (0.104 R)
• M3: 832,363 km (0.113 R)
• M4: 1,170,005 km (0.091 R)
• M5: 1,564,195 km (0.118 R)
• M6: 1,849,329 km (0.059 R)
• M7: 2,169,169 km (0.079 R)
• M8: 2,502,324 km (0.096 R)
• M9: 3,473,064 km (0.115 R)
• M10: 4,675,083 km (0.08 R)
• M11: 5,080,792 km (0.081 R)
• M12: 5,390,460 km (0.106 R)
• M13: 5,712,694 km (0.087 R)
• M14: 6,133,513 km (0.099 R)
• M15: 9,162,870 km (0.089 R)
• M16: 9,564,390 km (0.086 R)
• M17: 10,588,388 km (0.078 R)
• M18: 11,354,030 km (0.078 R)
• M19: 20,367,301 km (0.037 R)
• M20: 20,952,977 km (0.115 R)
• M21: 22,260,014 km (0.067 R)
• M22: 23,196,347 km (0.087 R)
• M23: 27,915,112 km (0.109 R)
• M24: 31,135,805 km (0.063 R)
• M25: 32,306,109 km (0.088 R)
• M26: 33,640,372 km (0.053 R)
• M27: 34,734,082 km (0.057 R)
• M28: 36,561,420 km (0.103 R)
• M29: 45,169,282 km (0.03 R)
• M30: 55,790,282 km (0.048 R)
• M31: 57,514,547 km (0.061 R)
• M32: 70,369,043 km (0.063 R)
• M33: 70,812,750 km (0.098 R)
• M34: 75,586,119 km (0.084 R)
• M35: 77,459,533 km (0.11 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 14,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit