🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.3

Radius: 10.7

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.53 AU - 0.71 AU

Year: 326 Days

Day: 12.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 33,515,122 km

• M1: 134,638 km (0.11 R)
• M2: 496,964 km (0.056 R)
• M3: 1,089,072 km (0.027 R)
• M4: 1,587,981 km (0.057 R)
• M5: 2,332,829 km (0.066 R)
• M6: 2,671,818 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.2

Radius: 13.9

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.47 AU - 0.79 AU

Year: 333 Days

Day: 13.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 33,515,122 km

• M1: 172,935 km (0.057 R)
• M2: 790,475 km (0.112 R)
• M3: 1,302,698 km (0.063 R)
• M4: 1,910,514 km (0.118 R)
• M5: 3,142,752 km (0.103 R)

Asteroid Belt

Center: 1.81 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.4

Radius: 8.2

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.97 AU - 2.99 AU

Year: 3430 Days

Day: 13.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,515,122 km

• M1: 102,026 km (0.081 R)
• M2: 378,483 km (0.092 R)
• M3: 795,861 km (0.077 R)
• M4: 1,279,959 km (0.069 R)
• M5: 2,082,253 km (0.08 R)
• M6: 2,354,820 km (0.026 R)
• M7: 2,636,662 km (0.094 R)
• M8: 2,925,386 km (0.073 R)
• M9: 3,235,204 km (0.078 R)
• M10: 3,998,901 km (0.101 R)
• M11: 4,722,655 km (0.117 R)
• M12: 5,482,313 km (0.038 R)
• M13: 5,878,897 km (0.101 R)
• M14: 6,591,432 km (0.105 R)
• M15: 7,097,671 km (0.089 R)
• M16: 7,538,985 km (0.055 R)
• M17: 8,411,888 km (0.033 R)
• M18: 8,673,236 km (0.07 R)
• M19: 9,075,504 km (0.042 R)
• M20: 10,582,105 km (0.105 R)
• M21: 11,674,917 km (0.034 R)
• M22: 12,542,585 km (0.052 R)
• M23: 13,991,889 km (0.11 R)
• M24: 14,686,173 km (0.073 R)
• M25: 15,500,733 km (0.112 R)
• M26: 16,650,093 km (0.091 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.6

Radius: 6.5

Gravity: 19.11 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.48 AU - 6.94 AU

Year: 10320 Days

Day: 16.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 33,515,122 km

• M1: 159,322 km (0.105 R)
• M2: 367,113 km (0.042 R)
• M3: 586,872 km (0.093 R)
• M4: 1,214,286 km (0.104 R)
• M5: 2,128,030 km (0.026 R)
• M6: 2,410,321 km (0.1 R)
• M7: 4,185,748 km (0.081 R)
• M8: 4,630,503 km (0.091 R)
• M9: 5,305,488 km (0.083 R)
• M10: 5,579,253 km (0.057 R)
• M11: 5,826,388 km (0.029 R)
• M12: 6,573,330 km (0.084 R)
• M13: 8,624,018 km (0.091 R)
• M14: 10,577,018 km (0.117 R)
• M15: 11,288,655 km (0.069 R)
• M16: 13,114,049 km (0.051 R)
• M17: 14,589,383 km (0.11 R)
• M18: 15,748,617 km (0.059 R)
• M19: 18,249,145 km (0.104 R)
• M20: 21,515,465 km (0.112 R)
• M21: 30,791,431 km (0.065 R)
• M22: 33,149,991 km (0.049 R)
• M23: 40,547,156 km (0.07 R)
• M24: 42,283,090 km (0.067 R)
• M25: 50,177,220 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 707.6

Radius: 4.7

Gravity: 32.03 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.96 AU - 9.66 AU

Year: 14555 Days

Day: 24.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 33,515,122 km

• M1: 58,792 km (0.055 R)
• M2: 268,229 km (0.046 R)
• M3: 594,053 km (0.113 R)
• M4: 939,624 km (0.105 R)
• M5: 1,138,589 km (0.118 R)
• M6: 1,787,994 km (0.101 R)
• M7: 2,114,865 km (0.113 R)
• M8: 2,313,082 km (0.119 R)
• M9: 2,502,024 km (0.113 R)
• M10: 2,746,916 km (0.097 R)
• M11: 3,156,814 km (0.118 R)
• M12: 3,497,000 km (0.114 R)
• M13: 5,105,775 km (0.032 R)
• M14: 5,354,557 km (0.101 R)
• M15: 7,462,839 km (0.081 R)
• M16: 7,690,976 km (0.083 R)
• M17: 10,346,039 km (0.074 R)
• M18: 11,153,269 km (0.1 R)
• M19: 11,331,590 km (0.076 R)
• M20: 11,755,101 km (0.046 R)
• M21: 13,088,767 km (0.096 R)
• M22: 13,690,000 km (0.096 R)
• M23: 16,819,139 km (0.096 R)
• M24: 19,094,373 km (0.071 R)
• M25: 20,482,492 km (0.098 R)
• M26: 22,879,498 km (0.115 R)
• M27: 23,457,993 km (0.078 R)
• M28: 26,815,418 km (0.075 R)
• M29: 28,998,500 km (0.087 R)
• M30: 29,562,334 km (0.11 R)
• M31: 33,099,277 km (0.066 R)
• M32: 39,465,564 km (0.065 R)
• M33: 45,533,104 km (0.088 R)
• M34: 53,195,058 km (0.062 R)
• M35: 57,860,716 km (0.085 R)
• M36: 58,753,666 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.1

Radius: 6.8

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 6.82 AU - 9.84 AU

Year: 16032 Days

Day: 21.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,515,122 km

• M1: 84,822 km (0.095 R)
• M2: 638,933 km (0.12 R)
• M3: 891,454 km (0.113 R)
• M4: 1,457,382 km (0.095 R)
• M5: 2,405,534 km (0.073 R)
• M6: 2,817,377 km (0.092 R)
• M7: 5,586,134 km (0.112 R)
• M8: 6,082,201 km (0.055 R)
• M9: 7,451,021 km (0.115 R)
• M10: 8,129,298 km (0.12 R)
• M11: 13,304,636 km (0.045 R)
• M12: 15,706,280 km (0.037 R)
• M13: 17,785,242 km (0.09 R)
• M14: 22,557,265 km (0.083 R)
• M15: 25,694,481 km (0.08 R)
• M16: 26,715,337 km (0.088 R)
• M17: 27,762,971 km (0.055 R)
• M18: 29,847,019 km (0.086 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 12,405 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit