🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.4

Radius: 10.5

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.62 AU - 1 AU

Year: 478 Days

Day: 11.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 147.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,507,427 km

• M1: 130,599 km (0.07 R)
• M2: 694,882 km (0.09 R)
• M3: 1,024,297 km (0.078 R)
• M4: 1,513,631 km (0.08 R)
• M5: 2,171,862 km (0.099 R)
• M6: 3,518,392 km (0.074 R)
• M7: 4,391,595 km (0.098 R)
• M8: 5,308,181 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.2

Radius: 11.3

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.6 AU - 2.48 AU

Year: 1911 Days

Day: 11.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,507,427 km

• M1: 140,472 km (0.076 R)
• M2: 517,908 km (0.106 R)
• M3: 946,057 km (0.054 R)
• M4: 1,370,765 km (0.057 R)
• M5: 1,956,441 km (0.069 R)
• M6: 2,593,728 km (0.064 R)
• M7: 3,316,734 km (0.102 R)
• M8: 3,769,866 km (0.046 R)
• M9: 5,054,314 km (0.031 R)
• M10: 5,633,706 km (0.082 R)
• M11: 6,925,334 km (0.11 R)
• M12: 9,813,471 km (0.117 R)
• M13: 11,750,015 km (0.088 R)
• M14: 12,409,293 km (0.034 R)
• M15: 13,381,679 km (0.082 R)
• M16: 14,143,731 km (0.053 R)
• M17: 14,889,775 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431

Radius: 9

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.86 AU - 3.3 AU

Year: 3546 Days

Day: 6.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,507,427 km

• M1: 112,498 km (0.081 R)
• M2: 1,058,854 km (0.086 R)
• M3: 1,964,370 km (0.069 R)
• M4: 2,403,589 km (0.071 R)
• M5: 2,763,222 km (0.1 R)
• M6: 3,424,744 km (0.11 R)
• M7: 3,705,988 km (0.055 R)
• M8: 4,336,543 km (0.041 R)
• M9: 8,884,618 km (0.083 R)
• M10: 11,354,628 km (0.115 R)
• M11: 13,449,447 km (0.064 R)
• M12: 13,963,615 km (0.09 R)
• M13: 14,539,267 km (0.1 R)
• M14: 15,230,858 km (0.119 R)
• M15: 16,204,441 km (0.085 R)
• M16: 16,733,120 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.4

Radius: 12.8

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.08 AU - 3.92 AU

Year: 4295 Days

Day: 7.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,507,427 km

• M1: 161,117 km (0.093 R)
• M2: 662,868 km (0.058 R)
• M3: 1,119,890 km (0.079 R)
• M4: 1,557,763 km (0.063 R)
• M5: 2,082,552 km (0.097 R)
• M6: 2,671,968 km (0.101 R)
• M7: 3,579,877 km (0.068 R)
• M8: 4,284,932 km (0.091 R)
• M9: 5,245,500 km (0.047 R)
• M10: 5,881,889 km (0.113 R)
• M11: 8,331,105 km (0.093 R)
• M12: 8,956,425 km (0.079 R)
• M13: 9,781,906 km (0.089 R)
• M14: 10,884,442 km (0.037 R)
• M15: 13,023,691 km (0.079 R)
• M16: 14,915,357 km (0.098 R)
• M17: 15,604,255 km (0.045 R)
• M18: 19,103,349 km (0.045 R)
• M19: 19,984,929 km (0.113 R)
• M20: 21,393,842 km (0.118 R)
• M21: 22,196,434 km (0.106 R)
• M22: 23,323,056 km (0.094 R)
• M23: 24,251,610 km (0.099 R)
• M24: 24,804,524 km (0.064 R)
• M25: 26,513,979 km (0.104 R)
• M26: 27,355,018 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419

Radius: 5.5

Gravity: 13.85 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 9.78 AU - 10.52 AU

Year: 21213 Days

Day: 22.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,507,427 km

• M1: 125,961 km (0.113 R)
• M2: 369,806 km (0.104 R)
• M3: 1,317,209 km (0.116 R)
• M4: 2,921,048 km (0.097 R)
• M5: 3,440,153 km (0.073 R)
• M6: 4,049,166 km (0.086 R)
• M7: 4,363,321 km (0.113 R)
• M8: 6,903,194 km (0.08 R)
• M9: 7,305,911 km (0.09 R)
• M10: 8,012,013 km (0.096 R)
• M11: 8,356,537 km (0.114 R)
• M12: 9,128,312 km (0.062 R)
• M13: 12,236,507 km (0.085 R)
• M14: 12,627,556 km (0.08 R)
• M15: 15,002,871 km (0.079 R)
• M16: 17,825,633 km (0.095 R)
• M17: 18,243,760 km (0.067 R)
• M18: 25,641,673 km (0.029 R)
• M19: 37,613,393 km (0.079 R)
• M20: 46,584,179 km (0.039 R)
• M21: 51,476,777 km (0.094 R)
• M22: 63,036,354 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.2

Radius: 6.7

Gravity: 13.08 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.52 AU - 11.68 AU

Year: 22640 Days

Day: 21.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 78,507,427 km

• M1: 97,089 km (0.091 R)
• M2: 416,780 km (0.062 R)
• M3: 629,807 km (0.047 R)
• M4: 1,012,778 km (0.104 R)
• M5: 1,493,735 km (0.097 R)
• M6: 1,732,194 km (0.098 R)
• M7: 2,465,223 km (0.108 R)
• M8: 3,834,493 km (0.118 R)
• M9: 4,843,530 km (0.117 R)
• M10: 7,667,190 km (0.038 R)
• M11: 9,595,207 km (0.091 R)
• M12: 10,063,898 km (0.09 R)
• M13: 11,174,063 km (0.066 R)
• M14: 13,131,103 km (0.115 R)
• M15: 14,378,749 km (0.106 R)
• M16: 15,864,555 km (0.118 R)
• M17: 16,272,060 km (0.111 R)
• M18: 19,229,759 km (0.052 R)
• M19: 23,776,188 km (0.086 R)
• M20: 24,742,441 km (0.03 R)
• M21: 25,511,822 km (0.071 R)
• M22: 27,446,572 km (0.118 R)
• M23: 29,969,091 km (0.095 R)
• M24: 32,511,208 km (0.1 R)
• M25: 34,645,670 km (0.086 R)
• M26: 37,586,615 km (0.105 R)
• M27: 40,086,096 km (0.103 R)
• M28: 40,689,873 km (0.055 R)
• M29: 42,850,964 km (0.111 R)
• M30: 44,440,740 km (0.11 R)
• M31: 47,232,835 km (0.098 R)
• M32: 47,906,325 km (0.08 R)
• M33: 52,801,616 km (0.075 R)
• M34: 56,306,993 km (0.105 R)
• M35: 62,758,252 km (0.067 R)
• M36: 66,266,172 km (0.027 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: 375 - 10,826 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit