🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.8

Radius: 9.3

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.09 AU - 1.47 AU

Year: 1018 Days

Day: 11.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,031,995 km

• M1: 115,938 km (0.11 R)
• M2: 418,874 km (0.116 R)
• M3: 718,070 km (0.112 R)
• M4: 1,073,215 km (0.088 R)
• M5: 1,459,776 km (0.085 R)
• M6: 1,854,864 km (0.112 R)
• M7: 2,975,950 km (0.052 R)
• M8: 3,347,552 km (0.073 R)
• M9: 4,397,280 km (0.05 R)
• M10: 5,399,586 km (0.042 R)
• M11: 6,016,378 km (0.102 R)
• M12: 6,395,608 km (0.054 R)
• M13: 7,155,565 km (0.092 R)
• M14: 7,533,450 km (0.08 R)
• M15: 8,074,695 km (0.12 R)
• M16: 9,235,275 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.8

Radius: 10.1

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.15 AU - 1.49 AU

Year: 1066 Days

Day: 7.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,031,995 km

• M1: 125,662 km (0.084 R)
• M2: 457,321 km (0.104 R)
• M3: 840,291 km (0.117 R)
• M4: 1,192,445 km (0.046 R)
• M5: 1,652,757 km (0.08 R)
• M6: 1,976,637 km (0.089 R)
• M7: 2,343,151 km (0.115 R)
• M8: 3,086,054 km (0.104 R)
• M9: 3,457,356 km (0.111 R)
• M10: 4,101,525 km (0.095 R)
• M11: 4,669,548 km (0.086 R)
• M12: 5,363,383 km (0.081 R)
• M13: 6,649,177 km (0.094 R)
• M14: 8,686,400 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.1

Radius: 11

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.55 AU - 1.87 AU

Year: 1572 Days

Day: 10.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,031,995 km

• M1: 170,093 km (0.098 R)
• M2: 743,202 km (0.104 R)
• M3: 1,408,464 km (0.058 R)
• M4: 1,958,236 km (0.104 R)
• M5: 3,161,302 km (0.042 R)
• M6: 3,556,689 km (0.116 R)
• M7: 4,221,353 km (0.109 R)
• M8: 4,642,920 km (0.087 R)
• M9: 5,504,154 km (0.084 R)
• M10: 8,400,369 km (0.034 R)
• M11: 10,073,621 km (0.112 R)
• M12: 10,447,167 km (0.112 R)
• M13: 11,476,251 km (0.093 R)
• M14: 12,110,247 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.6

Radius: 13.9

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.13 AU - 3.81 AU

Year: 4544 Days

Day: 12.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,031,995 km

• M1: 172,935 km (0.119 R)
• M2: 699,669 km (0.042 R)
• M3: 1,311,674 km (0.108 R)
• M4: 1,750,744 km (0.12 R)
• M5: 4,098,383 km (0.11 R)
• M6: 4,795,509 km (0.097 R)
• M7: 6,854,874 km (0.105 R)
• M8: 7,300,974 km (0.082 R)
• M9: 8,560,439 km (0.098 R)
• M10: 9,325,034 km (0.085 R)
• M11: 15,892,530 km (0.119 R)
• M12: 18,259,318 km (0.113 R)
• M13: 19,870,038 km (0.114 R)
• M14: 21,573,659 km (0.09 R)
• M15: 24,309,056 km (0.099 R)
• M16: 26,339,697 km (0.066 R)
• M17: 27,870,233 km (0.107 R)
• M18: 31,388,625 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 455.3

Radius: 6.2

Gravity: 11.84 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 6.7 AU - 10.68 AU

Year: 18007 Days

Day: 20.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 82,031,995 km

• M1: 77,043 km (0.061 R)
• M2: 316,399 km (0.05 R)
• M3: 869,463 km (0.097 R)
• M4: 1,523,654 km (0.071 R)
• M5: 1,797,269 km (0.114 R)
• M6: 2,340,010 km (0.036 R)
• M7: 2,797,181 km (0.08 R)
• M8: 3,633,583 km (0.086 R)
• M9: 4,401,768 km (0.109 R)
• M10: 5,027,984 km (0.063 R)
• M11: 5,273,175 km (0.052 R)
• M12: 6,788,452 km (0.079 R)
• M13: 7,044,863 km (0.103 R)
• M14: 7,263,575 km (0.066 R)
• M15: 7,760,539 km (0.088 R)
• M16: 8,376,882 km (0.1 R)
• M17: 10,032,332 km (0.111 R)
• M18: 12,267,624 km (0.113 R)
• M19: 12,520,743 km (0.081 R)
• M20: 13,907,067 km (0.109 R)
• M21: 16,135,926 km (0.068 R)
• M22: 16,363,613 km (0.11 R)
• M23: 18,017,268 km (0.103 R)
• M24: 18,842,600 km (0.047 R)
• M25: 20,303,124 km (0.119 R)
• M26: 26,584,589 km (0.094 R)
• M27: 27,545,157 km (0.071 R)
• M28: 28,198,151 km (0.088 R)
• M29: 29,197,166 km (0.06 R)
• M30: 34,172,492 km (0.094 R)
• M31: 34,673,794 km (0.091 R)
• M32: 36,990,916 km (0.094 R)
• M33: 41,503,536 km (0.047 R)
• M34: 42,361,629 km (0.063 R)
• M35: 43,670,760 km (0.115 R)
• M36: 49,816,689 km (0.06 R)
• M37: 52,097,010 km (0.046 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.5

Radius: 4.2

Gravity: 43.57 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 7.37 AU - 11.97 AU

Year: 21137 Days

Day: 21.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,031,995 km

• M1: 53,107 km (0.072 R)
• M2: 272,418 km (0.115 R)
• M3: 623,524 km (0.115 R)
• M4: 901,626 km (0.106 R)
• M5: 1,243,158 km (0.109 R)
• M6: 1,683,874 km (0.116 R)
• M7: 1,832,574 km (0.109 R)
• M8: 2,639,056 km (0.116 R)
• M9: 2,892,475 km (0.05 R)
• M10: 3,389,439 km (0.088 R)
• M11: 3,813,699 km (0.115 R)
• M12: 4,877,938 km (0.058 R)
• M13: 5,827,286 km (0.11 R)
• M14: 6,940,743 km (0.115 R)
• M15: 7,723,588 km (0.055 R)
• M16: 9,118,589 km (0.076 R)
• M17: 10,863,049 km (0.101 R)
• M18: 12,676,325 km (0.091 R)
• M19: 17,147,357 km (0.116 R)
• M20: 19,590,290 km (0.051 R)
• M21: 19,970,867 km (0.111 R)
• M22: 23,195,150 km (0.06 R)
• M23: 24,052,196 km (0.078 R)
• M24: 30,906,770 km (0.044 R)
• M25: 33,542,535 km (0.071 R)
• M26: 33,678,071 km (0.075 R)
• M27: 34,499,214 km (0.105 R)
• M28: 35,193,797 km (0.093 R)
• M29: 35,614,915 km (0.114 R)
• M30: 42,977,374 km (0.101 R)
• M31: 46,252,819 km (0.098 R)
• M32: 59,815,512 km (0.096 R)
• M33: 65,357,215 km (0.118 R)
• M34: 73,493,096 km (0.099 R)
• M35: 79,356,285 km (0.113 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 10,675 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit