🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.4

Radius: 8.9

Gravity: 10.08 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.65 AU - 0.71 AU

Year: 380 Days

Day: 6.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,030,709 km

• M1: 110,702 km (0.083 R)
• M2: 531,072 km (0.078 R)
• M3: 972,087 km (0.047 R)
• M4: 1,450,351 km (0.089 R)
• M5: 1,846,487 km (0.036 R)
• M6: 2,251,298 km (0.075 R)
• M7: 3,263,328 km (0.049 R)
• M8: 3,922,905 km (0.08 R)
• M9: 4,495,266 km (0.09 R)
• M10: 5,671,405 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.8

Radius: 13.9

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.98 AU - 1.08 AU

Year: 709 Days

Day: 12.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,030,709 km

• M1: 172,935 km (0.082 R)
• M2: 689,048 km (0.067 R)
• M3: 1,403,378 km (0.044 R)
• M4: 2,629,332 km (0.09 R)
• M5: 3,326,907 km (0.1 R)
• M6: 3,785,425 km (0.104 R)
• M7: 4,479,409 km (0.099 R)
• M8: 5,367,272 km (0.099 R)
• M9: 5,982,269 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120

Radius: 9

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.97 AU - 1.49 AU

Year: 925 Days

Day: 11.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,030,709 km

• M1: 111,899 km (0.114 R)
• M2: 416,181 km (0.115 R)
• M3: 791,822 km (0.064 R)
• M4: 1,362,089 km (0.094 R)
• M5: 1,671,158 km (0.099 R)
• M6: 2,452,657 km (0.043 R)
• M7: 3,151,878 km (0.115 R)
• M8: 3,737,254 km (0.091 R)
• M9: 4,434,978 km (0.117 R)
• M10: 4,822,587 km (0.057 R)
• M11: 5,438,331 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.9

Radius: 10.8

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.38 AU - 1.58 AU

Year: 1221 Days

Day: 14.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,030,709 km

• M1: 134,488 km (0.037 R)
• M2: 567,126 km (0.116 R)
• M3: 1,063,342 km (0.068 R)
• M4: 1,590,375 km (0.11 R)
• M5: 2,286,603 km (0.041 R)
• M6: 3,456,908 km (0.118 R)
• M7: 5,624,581 km (0.118 R)
• M8: 8,775,561 km (0.049 R)
• M9: 9,156,287 km (0.071 R)
• M10: 12,067,163 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.8

Radius: 10.1

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.5 AU - 3.96 AU

Year: 3937 Days

Day: 12.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,030,709 km

• M1: 126,560 km (0.11 R)
• M2: 1,138,440 km (0.094 R)
• M3: 1,782,159 km (0.109 R)
• M4: 2,670,472 km (0.118 R)
• M5: 3,062,268 km (0.104 R)
• M6: 4,572,160 km (0.116 R)
• M7: 5,890,566 km (0.113 R)
• M8: 6,371,523 km (0.083 R)
• M9: 8,118,228 km (0.083 R)
• M10: 11,079,368 km (0.108 R)
• M11: 14,857,612 km (0.108 R)
• M12: 15,411,423 km (0.052 R)
• M13: 20,963,449 km (0.065 R)
• M14: 23,321,560 km (0.093 R)
• M15: 26,010,283 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.9

Radius: 12.6

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.82 AU - 3.64 AU

Year: 3937 Days

Day: 6.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,030,709 km

• M1: 157,676 km (0.093 R)
• M2: 660,475 km (0.06 R)
• M3: 1,061,397 km (0.083 R)
• M4: 1,479,224 km (0.065 R)
• M5: 1,940,584 km (0.052 R)
• M6: 3,527,368 km (0.06 R)
• M7: 4,506,636 km (0.079 R)
• M8: 5,683,223 km (0.119 R)
• M9: 6,330,832 km (0.112 R)
• M10: 6,807,601 km (0.098 R)
• M11: 8,478,011 km (0.083 R)
• M12: 8,927,103 km (0.113 R)
• M13: 9,596,404 km (0.06 R)
• M14: 10,191,205 km (0.109 R)
• M15: 13,542,946 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.6

Radius: 6

Gravity: 15.85 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.6 AU - 7.54 AU

Year: 12750 Days

Day: 16 Hours

Environment

Temp: -232 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 53,030,709 km

• M1: 74,649 km (0.097 R)
• M2: 378,333 km (0.111 R)
• M3: 770,728 km (0.056 R)
• M4: 1,447,958 km (0.1 R)
• M5: 2,047,696 km (0.071 R)
• M6: 2,463,877 km (0.086 R)
• M7: 2,713,705 km (0.044 R)
• M8: 2,980,438 km (0.115 R)
• M9: 3,592,443 km (0.113 R)
• M10: 4,964,854 km (0.041 R)
• M11: 5,468,101 km (0.117 R)
• M12: 5,858,253 km (0.119 R)
• M13: 6,343,099 km (0.106 R)
• M14: 7,606,902 km (0.105 R)
• M15: 8,413,235 km (0.117 R)
• M16: 8,599,933 km (0.105 R)
• M17: 9,374,551 km (0.091 R)
• M18: 10,406,925 km (0.078 R)
• M19: 13,253,175 km (0.117 R)
• M20: 15,092,630 km (0.12 R)
• M21: 16,872,994 km (0.103 R)
• M22: 17,095,745 km (0.098 R)
• M23: 19,188,769 km (0.084 R)
• M24: 20,005,574 km (0.077 R)
• M25: 21,883,625 km (0.073 R)
• M26: 26,582,644 km (0.062 R)
• M27: 29,379,825 km (0.111 R)
• M28: 31,912,367 km (0.099 R)
• M29: 32,711,220 km (0.083 R)
• M30: 41,580,429 km (0.093 R)
• M31: 43,778,919 km (0.047 R)
• M32: 45,765,280 km (0.103 R)
• M33: 48,406,281 km (0.111 R)
• M34: 51,613,659 km (0.095 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 18,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit