🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.3

Radius: 9.8

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.47 AU - 0.57 AU

Year: 259 Days

Day: 13.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 60,668,358 km

• M1: 121,922 km (0.084 R)
• M2: 448,345 km (0.102 R)
• M3: 777,011 km (0.1 R)
• M4: 1,516,174 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.7

Radius: 8.4

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.56 AU - 0.84 AU

Year: 404 Days

Day: 13.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,668,358 km

• M1: 104,419 km (0.117 R)
• M2: 368,160 km (0.082 R)
• M3: 805,285 km (0.08 R)
• M4: 1,073,814 km (0.077 R)
• M5: 1,745,209 km (0.058 R)
• M6: 2,238,283 km (0.077 R)
• M7: 3,077,527 km (0.104 R)
• M8: 3,625,654 km (0.102 R)
• M9: 3,977,508 km (0.118 R)
• M10: 4,326,370 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.4

Radius: 9.5

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.6 AU - 0.96 AU

Year: 476 Days

Day: 14.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,668,358 km

• M1: 118,182 km (0.097 R)
• M2: 466,147 km (0.11 R)
• M3: 851,810 km (0.051 R)
• M4: 1,555,967 km (0.101 R)
• M5: 2,067,443 km (0.091 R)
• M6: 2,589,240 km (0.116 R)
• M7: 3,031,002 km (0.118 R)
• M8: 3,333,639 km (0.061 R)
• M9: 3,656,471 km (0.043 R)
• M10: 4,282,688 km (0.102 R)
• M11: 4,636,188 km (0.035 R)
• M12: 4,978,617 km (0.107 R)
• M13: 5,321,944 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.3

Radius: 10.4

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.6 AU - 2.32 AU

Year: 1894 Days

Day: 13.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 60,668,358 km

• M1: 129,402 km (0.08 R)
• M2: 538,552 km (0.115 R)
• M3: 955,332 km (0.064 R)
• M4: 1,887,327 km (0.035 R)
• M5: 3,502,685 km (0.025 R)
• M6: 3,894,481 km (0.116 R)
• M7: 4,403,413 km (0.118 R)
• M8: 5,711,796 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.1

Radius: 11.1

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.2 AU - 4.42 AU

Year: 5133 Days

Day: 9.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,668,358 km

• M1: 138,079 km (0.056 R)
• M2: 497,563 km (0.096 R)
• M3: 857,645 km (0.081 R)
• M4: 1,605,634 km (0.094 R)
• M5: 2,312,334 km (0.09 R)
• M6: 3,195,111 km (0.066 R)
• M7: 4,018,947 km (0.114 R)
• M8: 4,365,565 km (0.079 R)
• M9: 4,923,116 km (0.097 R)
• M10: 5,989,600 km (0.081 R)
• M11: 6,816,427 km (0.094 R)
• M12: 7,494,554 km (0.102 R)
• M13: 8,022,485 km (0.11 R)
• M14: 8,414,731 km (0.104 R)
• M15: 9,451,593 km (0.084 R)
• M16: 9,934,047 km (0.06 R)
• M17: 11,091,785 km (0.08 R)
• M18: 13,453,636 km (0.119 R)
• M19: 14,927,624 km (0.052 R)
• M20: 17,794,966 km (0.104 R)
• M21: 18,463,668 km (0.046 R)
• M22: 19,709,669 km (0.094 R)
• M23: 20,863,368 km (0.08 R)
• M24: 22,677,840 km (0.081 R)
• M25: 23,463,977 km (0.095 R)
• M26: 24,105,902 km (0.098 R)
• M27: 25,508,980 km (0.082 R)
• M28: 27,228,458 km (0.101 R)
• M29: 27,581,509 km (0.071 R)
• M30: 32,157,109 km (0.084 R)
• M31: 33,551,810 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.4

Radius: 6.1

Gravity: 22.07 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.88 AU - 8.28 AU

Year: 13004 Days

Day: 22.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 60,668,358 km

• M1: 83,924 km (0.099 R)
• M2: 276,307 km (0.084 R)
• M3: 484,996 km (0.076 R)
• M4: 766,091 km (0.1 R)
• M5: 1,322,296 km (0.088 R)
• M6: 1,761,365 km (0.094 R)
• M7: 2,696,053 km (0.089 R)
• M8: 4,375,439 km (0.102 R)
• M9: 4,760,204 km (0.119 R)
• M10: 5,379,390 km (0.063 R)
• M11: 10,211,999 km (0.073 R)
• M12: 10,888,780 km (0.079 R)
• M13: 11,179,449 km (0.06 R)
• M14: 11,959,452 km (0.063 R)
• M15: 12,520,295 km (0.108 R)
• M16: 14,101,544 km (0.118 R)
• M17: 15,811,448 km (0.075 R)
• M18: 16,410,737 km (0.117 R)
• M19: 16,870,152 km (0.075 R)
• M20: 19,044,108 km (0.111 R)
• M21: 21,398,180 km (0.117 R)
• M22: 22,880,845 km (0.055 R)
• M23: 26,152,999 km (0.102 R)
• M24: 31,920,745 km (0.109 R)
• M25: 33,975,920 km (0.101 R)
• M26: 36,375,470 km (0.059 R)
• M27: 37,156,072 km (0.059 R)
• M28: 38,885,573 km (0.057 R)
• M29: 39,838,811 km (0.095 R)
• M30: 43,225,108 km (0.084 R)
• M31: 43,953,949 km (0.103 R)
• M32: 48,343,749 km (0.06 R)
• M33: 50,563,781 km (0.075 R)
• M34: 53,183,240 km (0.092 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 14,670 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit