🌌 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: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.4

Radius: 11.5

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.55 AU - 0.61 AU

Year: 305 Days

Day: 7.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 71,445,838 km

• M1: 168,298 km (0.088 R)
• M2: 637,437 km (0.085 R)
• M3: 1,179,579 km (0.097 R)
• M4: 1,684,322 km (0.073 R)
• M5: 2,046,050 km (0.101 R)
• M6: 2,406,581 km (0.058 R)
• M7: 2,818,424 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.5

Radius: 11.9

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.34 AU - 1.34 AU

Year: 1071 Days

Day: 5.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,445,838 km

• M1: 148,401 km (0.105 R)
• M2: 561,441 km (0.04 R)
• M3: 1,080,396 km (0.074 R)
• M4: 1,772,136 km (0.039 R)
• M5: 2,691,714 km (0.117 R)
• M6: 3,195,560 km (0.086 R)
• M7: 3,809,360 km (0.118 R)
• M8: 4,554,208 km (0.073 R)
• M9: 6,608,486 km (0.054 R)
• M10: 8,157,123 km (0.113 R)
• M11: 8,873,996 km (0.071 R)
• M12: 9,722,515 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.9

Radius: 13.1

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.69 AU - 2.37 AU

Year: 1996 Days

Day: 11.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,445,838 km

• M1: 162,912 km (0.055 R)
• M2: 571,613 km (0.044 R)
• M3: 1,322,146 km (0.107 R)
• M4: 1,747,453 km (0.061 R)
• M5: 3,383,006 km (0.072 R)
• M6: 3,955,218 km (0.067 R)
• M7: 4,591,458 km (0.104 R)
• M8: 5,096,201 km (0.077 R)
• M9: 6,497,185 km (0.04 R)
• M10: 7,163,045 km (0.116 R)
• M11: 8,292,210 km (0.069 R)
• M12: 9,271,777 km (0.101 R)
• M13: 11,012,498 km (0.116 R)
• M14: 12,235,311 km (0.078 R)
• M15: 13,085,775 km (0.118 R)
• M16: 14,769,349 km (0.104 R)
• M17: 15,223,379 km (0.054 R)
• M18: 15,922,001 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.4

Radius: 8.6

Gravity: 12.97 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.85 AU - 5.71 AU

Year: 7214 Days

Day: 12.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,445,838 km

• M1: 106,962 km (0.101 R)
• M2: 739,761 km (0.11 R)
• M3: 1,211,593 km (0.042 R)
• M4: 4,574,404 km (0.081 R)
• M5: 7,462,839 km (0.027 R)
• M6: 8,075,592 km (0.056 R)
• M7: 11,386,792 km (0.102 R)
• M8: 14,614,366 km (0.104 R)
• M9: 14,929,269 km (0.075 R)
• M10: 16,167,341 km (0.099 R)
• M11: 17,827,578 km (0.08 R)
• M12: 18,772,887 km (0.076 R)
• M13: 23,314,679 km (0.117 R)
• M14: 29,630,401 km (0.109 R)
• M15: 32,212,610 km (0.117 R)
• M16: 32,854,086 km (0.111 R)
• M17: 38,176,180 km (0.104 R)
• M18: 42,365,967 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.4

Radius: 6.6

Gravity: 11.65 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 9.31 AU - 10.27 AU

Year: 21144 Days

Day: 19.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,445,838 km

• M1: 82,129 km (0.108 R)
• M2: 374,443 km (0.078 R)
• M3: 927,956 km (0.034 R)
• M4: 2,670,023 km (0.12 R)
• M5: 3,115,675 km (0.111 R)
• M6: 5,716,434 km (0.083 R)
• M7: 6,078,610 km (0.111 R)
• M8: 8,073,348 km (0.084 R)
• M9: 10,291,137 km (0.117 R)
• M10: 11,890,637 km (0.116 R)
• M11: 12,216,162 km (0.107 R)
• M12: 12,749,479 km (0.088 R)
• M13: 14,442,627 km (0.082 R)
• M14: 15,343,057 km (0.099 R)
• M15: 17,338,094 km (0.026 R)
• M16: 22,422,327 km (0.064 R)
• M17: 23,120,351 km (0.103 R)
• M18: 25,194,675 km (0.104 R)
• M19: 28,766,474 km (0.086 R)
• M20: 40,008,455 km (0.083 R)
• M21: 41,034,546 km (0.075 R)
• M22: 41,928,094 km (0.118 R)
• M23: 48,054,277 km (0.099 R)
• M24: 51,760,265 km (0.032 R)
• M25: 58,602,273 km (0.064 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 13,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit