🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.1

Radius: 8.5

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.57 AU - 0.61 AU

Year: 313 Days

Day: 6.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 93,827,966 km

• M1: 105,766 km (0.106 R)
• M2: 387,309 km (0.078 R)
• M3: 679,474 km (0.105 R)
• M4: 1,089,222 km (0.099 R)
• M5: 1,394,701 km (0.055 R)
• M6: 2,365,741 km (0.039 R)
• M7: 2,650,725 km (0.091 R)
• M8: 3,041,624 km (0.087 R)
• M9: 3,359,669 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.5

Radius: 14.9

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.71 AU - 0.73 AU

Year: 422 Days

Day: 10.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 93,827,966 km

• M1: 362,176 km (0.098 R)
• M2: 850,464 km (0.058 R)
• M3: 1,506,151 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.1

Radius: 10.9

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.55 AU - 0.91 AU

Year: 431 Days

Day: 11.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 89.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 93,827,966 km

• M1: 135,536 km (0.093 R)
• M2: 509,381 km (0.114 R)
• M3: 863,329 km (0.106 R)
• M4: 1,502,411 km (0.06 R)
• M5: 2,057,120 km (0.073 R)
• M6: 2,592,082 km (0.117 R)
• M7: 3,148,736 km (0.111 R)
• M8: 3,693,571 km (0.056 R)
• M9: 4,036,300 km (0.064 R)
• M10: 5,375,351 km (0.098 R)
• M11: 5,782,556 km (0.115 R)
• M12: 6,228,657 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.4

Radius: 11.8

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.35 AU - 1.83 AU

Year: 1384 Days

Day: 5.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 93,827,966 km

• M1: 146,756 km (0.064 R)
• M2: 546,930 km (0.086 R)
• M3: 952,190 km (0.065 R)
• M4: 1,357,002 km (0.042 R)
• M5: 2,121,298 km (0.077 R)
• M6: 2,532,243 km (0.033 R)
• M7: 3,139,611 km (0.098 R)
• M8: 3,926,495 km (0.089 R)
• M9: 4,742,851 km (0.09 R)
• M10: 5,120,137 km (0.086 R)
• M11: 7,240,986 km (0.085 R)
• M12: 7,743,186 km (0.101 R)
• M13: 8,212,026 km (0.116 R)
• M14: 10,949,966 km (0.08 R)
• M15: 11,400,405 km (0.107 R)
• M16: 12,117,727 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.4

Radius: 13.2

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.49 AU - 3.29 AU

Year: 3391 Days

Day: 6.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,827,966 km

• M1: 166,951 km (0.116 R)
• M2: 700,118 km (0.077 R)
• M3: 1,206,507 km (0.099 R)
• M4: 1,652,458 km (0.106 R)
• M5: 2,279,722 km (0.061 R)
• M6: 3,791,708 km (0.096 R)
• M7: 4,230,777 km (0.103 R)
• M8: 5,237,421 km (0.086 R)
• M9: 6,426,725 km (0.118 R)
• M10: 8,123,613 km (0.113 R)
• M11: 9,149,855 km (0.087 R)
• M12: 10,023,805 km (0.093 R)
• M13: 10,828,193 km (0.076 R)
• M14: 11,331,291 km (0.078 R)
• M15: 12,384,460 km (0.089 R)
• M16: 16,044,072 km (0.096 R)
• M17: 17,887,567 km (0.07 R)
• M18: 18,770,494 km (0.079 R)
• M19: 19,806,309 km (0.069 R)
• M20: 21,594,752 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.9

Radius: 5.7

Gravity: 29.42 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 8.99 AU - 11.83 AU

Year: 23184 Days

Day: 22.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 130.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 93,827,966 km

• M1: 71,059 km (0.082 R)
• M2: 281,693 km (0.107 R)
• M3: 674,238 km (0.07 R)
• M4: 1,096,702 km (0.11 R)
• M5: 1,399,638 km (0.102 R)
• M6: 4,090,754 km (0.118 R)
• M7: 5,547,388 km (0.095 R)
• M8: 7,066,854 km (0.062 R)
• M9: 7,629,791 km (0.056 R)
• M10: 8,277,250 km (0.044 R)
• M11: 10,182,678 km (0.053 R)
• M12: 11,442,442 km (0.093 R)
• M13: 12,802,735 km (0.041 R)
• M14: 13,177,927 km (0.065 R)
• M15: 14,752,444 km (0.063 R)
• M16: 16,891,544 km (0.086 R)
• M17: 17,071,062 km (0.052 R)
• M18: 17,433,986 km (0.119 R)
• M19: 17,988,097 km (0.099 R)
• M20: 20,832,999 km (0.108 R)
• M21: 21,561,990 km (0.095 R)
• M22: 22,415,895 km (0.111 R)
• M23: 26,781,310 km (0.071 R)
• M24: 30,338,448 km (0.03 R)
• M25: 35,652,015 km (0.089 R)
• M26: 36,245,021 km (0.05 R)
• M27: 47,180,027 km (0.074 R)
• M28: 48,435,452 km (0.091 R)
• M29: 52,335,020 km (0.106 R)
• M30: 64,619,399 km (0.08 R)
• M31: 65,059,067 km (0.057 R)
• M32: 66,837,337 km (0.1 R)
• M33: 71,659,325 km (0.106 R)
• M34: 76,217,273 km (0.089 R)
• M35: 76,462,314 km (0.1 R)
• M36: 85,905,380 km (0.201 R)
• M37: 87,506,377 km (0.063 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 20,076 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit