🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.8

Radius: 8

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.68 AU - 1.12 AU

Year: 551 Days

Day: 7.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 67,221,087 km

• M1: 99,483 km (0.101 R)
• M2: 351,705 km (0.082 R)
• M3: 850,913 km (0.096 R)
• M4: 1,546,094 km (0.091 R)
• M5: 2,334,325 km (0.062 R)
• M6: 2,603,003 km (0.054 R)
• M7: 4,117,233 km (0.116 R)
• M8: 4,579,789 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315

Radius: 14.8

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.09 AU - 1.51 AU

Year: 957 Days

Day: 11.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,221,087 km

• M1: 184,155 km (0.066 R)
• M2: 678,726 km (0.079 R)
• M3: 1,186,461 km (0.069 R)
• M4: 2,456,846 km (0.093 R)
• M5: 3,123,753 km (0.114 R)
• M6: 3,742,640 km (0.09 R)
• M7: 4,335,496 km (0.104 R)
• M8: 5,126,121 km (0.06 R)
• M9: 5,729,898 km (0.087 R)
• M10: 6,974,851 km (0.094 R)
• M11: 7,449,974 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.1

Radius: 12.6

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.21 AU - 4.65 AU

Year: 5030 Days

Day: 6.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,221,087 km

• M1: 156,629 km (0.105 R)
• M2: 557,551 km (0.085 R)
• M3: 1,248,544 km (0.056 R)
• M4: 1,666,969 km (0.082 R)
• M5: 2,105,141 km (0.117 R)
• M6: 2,586,398 km (0.078 R)
• M7: 3,751,466 km (0.075 R)
• M8: 6,070,382 km (0.101 R)
• M9: 7,300,675 km (0.081 R)
• M10: 9,512,181 km (0.081 R)
• M11: 12,039,038 km (0.118 R)
• M12: 12,644,760 km (0.109 R)
• M13: 13,270,827 km (0.097 R)
• M14: 15,099,511 km (0.108 R)
• M15: 16,225,684 km (0.039 R)
• M16: 17,407,059 km (0.107 R)
• M17: 21,005,486 km (0.079 R)
• M18: 21,441,863 km (0.068 R)
• M19: 27,161,588 km (0.099 R)
• M20: 31,779,225 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.3

Radius: 5.7

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.95 AU - 8.69 AU

Year: 15495 Days

Day: 19.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,221,087 km

• M1: 73,153 km (0.104 R)
• M2: 277,504 km (0.041 R)
• M3: 500,405 km (0.09 R)
• M4: 1,669,811 km (0.095 R)
• M5: 1,879,398 km (0.099 R)
• M6: 3,246,423 km (0.038 R)
• M7: 3,688,934 km (0.076 R)
• M8: 4,453,080 km (0.08 R)
• M9: 4,639,329 km (0.087 R)
• M10: 5,317,905 km (0.077 R)
• M11: 5,497,423 km (0.027 R)
• M12: 5,996,182 km (0.061 R)
• M13: 7,448,478 km (0.11 R)
• M14: 8,019,643 km (0.105 R)
• M15: 12,281,686 km (0.075 R)
• M16: 15,672,322 km (0.104 R)
• M17: 17,057,448 km (0.097 R)
• M18: 20,286,070 km (0.096 R)
• M19: 20,651,836 km (0.115 R)
• M20: 22,469,002 km (0.062 R)
• M21: 24,144,199 km (0.107 R)
• M22: 24,886,952 km (0.093 R)
• M23: 26,766,649 km (0.119 R)
• M24: 27,920,797 km (0.115 R)
• M25: 29,479,457 km (0.111 R)
• M26: 31,095,413 km (0.06 R)
• M27: 32,171,770 km (0.054 R)
• M28: 33,272,960 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 469.9

Radius: 5

Gravity: 18.8 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.51 AU - 12.25 AU

Year: 20052 Days

Day: 19.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 67,221,087 km

• M1: 62,382 km (0.082 R)
• M2: 271,221 km (0.083 R)
• M3: 1,025,793 km (0.079 R)
• M4: 1,256,173 km (0.109 R)
• M5: 1,413,700 km (0.115 R)
• M6: 1,616,854 km (0.116 R)
• M7: 2,497,686 km (0.053 R)
• M8: 2,655,512 km (0.12 R)
• M9: 2,917,009 km (0.111 R)
• M10: 3,221,740 km (0.099 R)
• M11: 4,076,692 km (0.05 R)
• M12: 5,002,403 km (0.107 R)
• M13: 5,476,628 km (0.068 R)
• M14: 6,388,278 km (0.055 R)
• M15: 6,902,147 km (0.109 R)
• M16: 9,780,260 km (0.036 R)
• M17: 13,301,644 km (0.11 R)
• M18: 13,925,467 km (0.118 R)
• M19: 15,683,841 km (0.053 R)
• M20: 16,301,530 km (0.081 R)
• M21: 17,258,059 km (0.094 R)
• M22: 17,916,290 km (0.105 R)
• M23: 18,934,602 km (0.06 R)
• M24: 22,607,529 km (0.062 R)
• M25: 24,713,568 km (0.079 R)
• M26: 25,129,151 km (0.083 R)
• M27: 27,276,629 km (0.102 R)
• M28: 32,673,671 km (0.086 R)
• M29: 32,923,350 km (0.111 R)
• M30: 33,806,875 km (0.078 R)
• M31: 36,686,484 km (0.065 R)
• M32: 41,597,932 km (0.056 R)
• M33: 41,891,144 km (0.113 R)
• M34: 43,077,754 km (0.081 R)
• M35: 44,439,244 km (0.079 R)
• M36: 45,985,338 km (0.118 R)
• M37: 47,407,116 km (0.119 R)
• M38: 53,734,209 km (0.027 R)
• M39: 57,098,814 km (0.058 R)
• M40: 62,500,794 km (0.08 R)
• M41: 65,029,147 km (0.088 R)
• M42: 67,221,055 km (0.085 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: 487 - 14,992 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit