🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.3

Radius: 10.2

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.69 AU - 0.89 AU

Year: 468 Days

Day: 10 Hours

Environment

Temp: -158 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 26,529,423 km

• M1: 126,859 km (0.035 R)
• M2: 608,415 km (0.05 R)
• M3: 992,582 km (0.089 R)
• M4: 1,367,474 km (0.064 R)
• M5: 1,790,537 km (0.064 R)
• M6: 2,442,036 km (0.077 R)
• M7: 2,775,639 km (0.077 R)
• M8: 3,599,026 km (0.053 R)
• M9: 4,061,133 km (0.058 R)
• M10: 4,400,571 km (0.079 R)
• M11: 5,218,123 km (0.098 R)
• M12: 5,971,349 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.8

Radius: 14

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.41 AU - 2.79 AU

Year: 2796 Days

Day: 13.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,529,423 km

• M1: 176,226 km (0.116 R)
• M2: 632,949 km (0.047 R)
• M3: 1,261,559 km (0.052 R)
• M4: 2,071,183 km (0.059 R)
• M5: 2,741,381 km (0.032 R)
• M6: 3,667,691 km (0.108 R)
• M7: 4,151,640 km (0.104 R)
• M8: 4,587,568 km (0.058 R)
• M9: 6,139,048 km (0.103 R)
• M10: 7,126,543 km (0.08 R)
• M11: 7,690,827 km (0.04 R)
• M12: 9,306,334 km (0.079 R)
• M13: 10,097,258 km (0.111 R)
• M14: 11,813,594 km (0.103 R)
• M15: 12,249,522 km (0.111 R)
• M16: 13,908,712 km (0.046 R)
• M17: 15,044,459 km (0.052 R)
• M18: 17,110,406 km (0.078 R)
• M19: 18,472,195 km (0.114 R)
• M20: 20,399,016 km (0.065 R)
• M21: 21,154,934 km (0.07 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 426.9

Radius: 4.3

Gravity: 23.09 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 5.26 AU - 8.12 AU

Year: 11539 Days

Day: 22.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 26,529,423 km

• M1: 54,154 km (0.097 R)
• M2: 193,430 km (0.038 R)
• M3: 782,098 km (0.104 R)
• M4: 968,796 km (0.1 R)
• M5: 1,220,270 km (0.071 R)
• M6: 1,380,788 km (0.119 R)
• M7: 1,868,926 km (0.063 R)
• M8: 2,847,296 km (0.095 R)
• M9: 3,042,073 km (0.117 R)
• M10: 3,292,350 km (0.084 R)
• M11: 3,756,702 km (0.094 R)
• M12: 4,404,012 km (0.046 R)
• M13: 4,966,949 km (0.103 R)
• M14: 6,270,395 km (0.118 R)
• M15: 6,526,357 km (0.077 R)
• M16: 6,942,688 km (0.116 R)
• M17: 7,954,268 km (0.099 R)
• M18: 10,518,376 km (0.09 R)
• M19: 10,827,595 km (0.096 R)
• M20: 11,464,433 km (0.074 R)
• M21: 12,753,966 km (0.109 R)
• M22: 16,498,252 km (0.116 R)
• M23: 17,990,191 km (0.116 R)
• M24: 18,284,151 km (0.058 R)
• M25: 20,914,231 km (0.092 R)
• M26: 22,573,571 km (0.105 R)
• M27: 25,223,847 km (0.094 R)
• M28: 25,499,855 km (0.105 R)
• M29: 27,780,175 km (0.118 R)
• M30: 27,975,999 km (0.115 R)
• M31: 28,869,247 km (0.065 R)
• M32: 29,883,820 km (0.099 R)
• M33: 30,089,517 km (0.078 R)
• M34: 34,858,099 km (0.107 R)
• M35: 35,545,052 km (0.111 R)
• M36: 36,592,238 km (0.093 R)
• M37: 37,540,239 km (0.084 R)
• M38: 42,267,532 km (0.042 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 307.2

Radius: 6.2

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 6.3 AU - 7.46 AU

Year: 12034 Days

Day: 20.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 26,529,423 km

• M1: 78,389 km (0.104 R)
• M2: 302,936 km (0.083 R)
• M3: 587,770 km (0.085 R)
• M4: 1,434,793 km (0.1 R)
• M5: 3,081,417 km (0.11 R)
• M6: 3,325,561 km (0.103 R)
• M7: 3,979,902 km (0.12 R)
• M8: 5,802,602 km (0.082 R)
• M9: 7,083,908 km (0.025 R)
• M10: 7,314,438 km (0.108 R)
• M11: 7,589,698 km (0.092 R)
• M12: 7,995,109 km (0.096 R)
• M13: 8,937,426 km (0.029 R)
• M14: 10,047,591 km (0.094 R)
• M15: 11,560,923 km (0.11 R)
• M16: 12,819,640 km (0.115 R)
• M17: 14,472,098 km (0.109 R)
• M18: 15,158,453 km (0.08 R)
• M19: 15,413,368 km (0.074 R)
• M20: 15,606,349 km (0.081 R)
• M21: 16,063,071 km (0.06 R)
• M22: 16,934,778 km (0.108 R)
• M23: 18,845,592 km (0.065 R)
• M24: 19,288,850 km (0.093 R)
• M25: 26,707,409 km (0.082 R)
• M26: 28,408,785 km (0.047 R)
• M27: 28,796,393 km (0.074 R)
• M28: 29,483,347 km (0.099 R)
• M29: 31,094,217 km (0.11 R)
• M30: 31,921,343 km (0.094 R)
• M31: 33,189,335 km (0.097 R)
• M32: 35,712,901 km (0.099 R)
• M33: 38,835,009 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79.5

Radius: 4.4

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.67 AU - 8.13 AU

Year: 12087 Days

Day: 23.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,529,423 km

• M1: 54,753 km (0.1 R)
• M2: 398,379 km (0.099 R)
• M3: 971,937 km (0.092 R)
• M4: 1,170,454 km (0.11 R)
• M5: 1,484,609 km (0.11 R)
• M6: 2,101,401 km (0.076 R)
• M7: 2,751,105 km (0.056 R)
• M8: 3,364,007 km (0.078 R)
• M9: 7,562,771 km (0.088 R)
• M10: 12,378,326 km (0.049 R)
• M11: 13,157,432 km (0.118 R)
• M12: 14,176,642 km (0.092 R)
• M13: 15,802,472 km (0.113 R)
• M14: 16,660,266 km (0.118 R)
• M15: 16,894,088 km (0.103 R)
• M16: 17,669,304 km (0.095 R)
• M17: 19,613,328 km (0.119 R)
• M18: 20,670,237 km (0.06 R)
• M19: 21,008,179 km (0.098 R)
• M20: 21,695,132 km (0.075 R)
• M21: 22,184,915 km (0.036 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: 178 - 11,941 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit