🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.5

Radius: 9.3

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.5 AU - 0.64 AU

Year: 297 Days

Day: 10.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 73,468,896 km

• M1: 116,238 km (0.104 R)
• M2: 521,049 km (0.041 R)
• M3: 889,210 km (0.117 R)
• M4: 1,225,955 km (0.104 R)
• M5: 1,549,385 km (0.112 R)
• M6: 2,799,275 km (0.068 R)
• M7: 3,134,225 km (0.029 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792

Radius: 9.7

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.68 AU - 1.74 AU

Year: 1543 Days

Day: 8.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,468,896 km

• M1: 120,725 km (0.045 R)
• M2: 515,963 km (0.09 R)
• M3: 1,005,298 km (0.097 R)
• M4: 2,561,564 km (0.069 R)
• M5: 3,129,288 km (0.084 R)
• M6: 3,901,512 km (0.119 R)
• M7: 4,304,230 km (0.116 R)
• M8: 5,236,823 km (0.108 R)
• M9: 6,104,491 km (0.039 R)
• M10: 11,593,087 km (0.065 R)
• M11: 12,980,757 km (0.069 R)
• M12: 14,219,128 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.2

Radius: 14.1

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.37 AU - 2.11 AU

Year: 1584 Days

Day: 14.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,468,896 km

• M1: 175,329 km (0.11 R)
• M2: 741,407 km (0.078 R)
• M3: 1,253,331 km (0.103 R)
• M4: 1,728,753 km (0.064 R)
• M5: 2,622,151 km (0.096 R)
• M6: 3,447,932 km (0.099 R)
• M7: 4,238,257 km (0.052 R)
• M8: 5,719,127 km (0.11 R)
• M9: 6,668,774 km (0.062 R)
• M10: 7,399,260 km (0.032 R)
• M11: 8,313,902 km (0.078 R)
• M12: 8,909,152 km (0.087 R)
• M13: 10,064,496 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.4

Radius: 11.1

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.39 AU - 3.07 AU

Year: 3114 Days

Day: 7.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,468,896 km

• M1: 138,079 km (0.057 R)
• M2: 488,437 km (0.07 R)
• M3: 892,052 km (0.116 R)
• M4: 1,441,076 km (0.085 R)
• M5: 1,825,244 km (0.113 R)
• M6: 2,410,470 km (0.084 R)
• M7: 2,924,489 km (0.111 R)
• M8: 3,356,976 km (0.101 R)
• M9: 3,979,154 km (0.095 R)
• M10: 4,676,579 km (0.062 R)
• M11: 5,296,961 km (0.119 R)
• M12: 6,056,171 km (0.115 R)
• M13: 6,702,284 km (0.025 R)
• M14: 8,166,997 km (0.12 R)
• M15: 8,519,599 km (0.09 R)
• M16: 8,956,125 km (0.086 R)
• M17: 10,938,447 km (0.078 R)
• M18: 11,630,486 km (0.088 R)
• M19: 12,722,850 km (0.105 R)
• M20: 14,901,294 km (0.047 R)
• M21: 18,679,538 km (0.074 R)
• M22: 19,668,230 km (0.11 R)
• M23: 20,175,367 km (0.111 R)
• M24: 21,615,546 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707

Radius: 14.4

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.48 AU - 4.1 AU

Year: 5093 Days

Day: 6.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,468,896 km

• M1: 179,368 km (0.082 R)
• M2: 647,609 km (0.084 R)
• M3: 1,302,997 km (0.043 R)
• M4: 1,785,750 km (0.098 R)
• M5: 2,295,879 km (0.082 R)
• M6: 3,748,474 km (0.074 R)
• M7: 4,751,677 km (0.117 R)
• M8: 7,393,276 km (0.096 R)
• M9: 8,731,130 km (0.108 R)
• M10: 9,921,929 km (0.116 R)
• M11: 11,452,914 km (0.041 R)
• M12: 12,225,736 km (0.089 R)
• M13: 13,032,966 km (0.113 R)
• M14: 14,365,435 km (0.094 R)
• M15: 15,093,228 km (0.096 R)
• M16: 17,425,310 km (0.104 R)
• M17: 19,851,338 km (0.108 R)
• M18: 22,198,230 km (0.046 R)
• M19: 23,939,848 km (0.12 R)
• M20: 29,352,748 km (0.109 R)
• M21: 30,892,708 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.4

Radius: 7.7

Gravity: 16.25 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.9 AU - 9.36 AU

Year: 16001 Days

Day: 24.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,468,896 km

• M1: 98,884 km (0.12 R)
• M2: 374,294 km (0.074 R)
• M3: 988,543 km (0.104 R)
• M4: 1,588,580 km (0.036 R)
• M5: 1,903,783 km (0.099 R)
• M6: 2,324,153 km (0.118 R)
• M7: 2,591,334 km (0.049 R)
• M8: 2,954,259 km (0.112 R)
• M9: 3,752,363 km (0.088 R)
• M10: 4,185,748 km (0.114 R)
• M11: 4,549,421 km (0.059 R)
• M12: 5,416,191 km (0.077 R)
• M13: 6,303,456 km (0.043 R)
• M14: 7,909,688 km (0.114 R)
• M15: 8,780,946 km (0.108 R)
• M16: 9,545,242 km (0.049 R)
• M17: 10,713,152 km (0.092 R)
• M18: 12,912,391 km (0.068 R)
• M19: 15,396,164 km (0.08 R)
• M20: 16,424,649 km (0.087 R)
• M21: 18,442,425 km (0.071 R)
• M22: 18,794,130 km (0.082 R)
• M23: 20,620,122 km (0.098 R)
• M24: 22,761,914 km (0.118 R)
• M25: 23,166,577 km (0.081 R)
• M26: 27,825,952 km (0.083 R)
• M27: 28,756,600 km (0.05 R)
• M28: 34,249,834 km (0.087 R)
• M29: 35,453,499 km (0.103 R)
• M30: 35,724,869 km (0.096 R)
• M31: 37,102,067 km (0.087 R)
• M32: 42,506,141 km (0.068 R)
• M33: 45,955,867 km (0.099 R)
• M34: 50,610,605 km (0.067 R)
• M35: 52,698,244 km (0.097 R)
• M36: 65,214,649 km (0.109 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: 259 - 18,277 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit