🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.8

Radius: 14.4

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.54 AU - 0.9 AU

Year: 407 Days

Day: 14.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 79,363,016 km

• M1: 180,265 km (0.11 R)
• M2: 646,263 km (0.062 R)
• M3: 1,243,158 km (0.085 R)
• M4: 1,725,761 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.1

Radius: 10.8

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.83 AU - 0.87 AU

Year: 523 Days

Day: 5.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,363,016 km

• M1: 134,488 km (0.1 R)
• M2: 486,791 km (0.085 R)
• M3: 896,390 km (0.1 R)
• M4: 1,527,843 km (0.107 R)
• M5: 1,971,251 km (0.109 R)
• M6: 2,764,569 km (0.118 R)
• M7: 3,350,992 km (0.096 R)
• M8: 3,856,184 km (0.027 R)
• M9: 4,701,861 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.3

Radius: 9.5

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.39 AU - 2.91 AU

Year: 2877 Days

Day: 9.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,363,016 km

• M1: 120,875 km (0.111 R)
• M2: 534,812 km (0.1 R)
• M3: 1,046,886 km (0.109 R)
• M4: 2,025,854 km (0.044 R)
• M5: 2,347,639 km (0.074 R)
• M6: 3,563,272 km (0.1 R)
• M7: 3,954,321 km (0.066 R)
• M8: 4,940,320 km (0.102 R)
• M9: 5,709,552 km (0.107 R)
• M10: 6,788,003 km (0.109 R)
• M11: 7,453,564 km (0.109 R)
• M12: 7,866,903 km (0.105 R)
• M13: 8,362,820 km (0.114 R)
• M14: 10,796,329 km (0.081 R)
• M15: 11,660,705 km (0.076 R)
• M16: 11,958,854 km (0.12 R)
• M17: 14,433,053 km (0.111 R)
• M18: 18,408,916 km (0.093 R)
• M19: 19,165,282 km (0.072 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.3

Radius: 7.9

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 8.26 AU - 13.74 AU

Year: 24329 Days

Day: 23.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 126.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,363,016 km

• M1: 98,286 km (0.117 R)
• M2: 591,959 km (0.096 R)
• M3: 1,180,327 km (0.115 R)
• M4: 1,801,308 km (0.095 R)
• M5: 2,112,472 km (0.095 R)
• M6: 2,369,331 km (0.118 R)
• M7: 2,671,369 km (0.094 R)
• M8: 3,827,312 km (0.031 R)
• M9: 4,244,840 km (0.119 R)
• M10: 4,692,436 km (0.106 R)
• M11: 5,171,150 km (0.07 R)
• M12: 6,758,682 km (0.102 R)
• M13: 8,700,911 km (0.094 R)
• M14: 12,304,275 km (0.073 R)
• M15: 12,649,098 km (0.079 R)
• M16: 15,563,714 km (0.116 R)
• M17: 15,885,947 km (0.098 R)
• M18: 20,779,743 km (0.088 R)
• M19: 22,990,350 km (0.109 R)
• M20: 24,367,698 km (0.095 R)
• M21: 26,364,530 km (0.061 R)
• M22: 40,529,803 km (0.101 R)
• M23: 41,756,506 km (0.065 R)
• M24: 43,007,742 km (0.092 R)
• M25: 47,583,941 km (0.052 R)
• M26: 50,164,205 km (0.079 R)
• M27: 52,114,513 km (0.053 R)
• M28: 53,931,080 km (0.097 R)
• M29: 62,629,298 km (0.09 R)
• M30: 65,514,891 km (0.11 R)
• M31: 66,778,395 km (0.105 R)
• M32: 70,226,626 km (0.092 R)
• M33: 74,018,633 km (0.049 R)
• M34: 75,618,881 km (0.06 R)
• M35: 77,475,840 km (0.118 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 14,948 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit